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7172 vulnerabilities found for firefox by mozilla
CERTFR-2026-AVI-1183
Vulnerability from certfr_avis - Published: 2026-09-16 - Updated: 2026-09-16
De multiples vulnérabilités ont été découvertes dans les produits Mozilla. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, un déni de service à distance et une atteinte à la confidentialité des données.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Mozilla | Firefox ESR | Firefox ESR versions antérieures à 140.16 | ||
| Mozilla | Thunderbird | Thunderbird versions antérieures à 156 | ||
| Mozilla | Firefox ESR | Firefox ESR versions antérieures à 115.41 | ||
| Mozilla | Thunderbird ESR | Thunderbird ESR versions antérieures à 140.16 | ||
| Mozilla | Firefox ESR | Firefox ESR versions antérieures à 153.3 | ||
| Mozilla | Firefox | Firefox versions antérieures à 156 |
References
| Title | Publication Time | Tags | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 140.16",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Thunderbird versions ant\u00e9rieures \u00e0 156",
"product": {
"name": "Thunderbird",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 115.41",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Thunderbird ESR versions ant\u00e9rieures \u00e0 140.16",
"product": {
"name": "Thunderbird ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 153.3",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox versions ant\u00e9rieures \u00e0 156",
"product": {
"name": "Firefox",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-92055",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92055"
},
{
"name": "CVE-2026-92027",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92027"
},
{
"name": "CVE-2026-92012",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92012"
},
{
"name": "CVE-2026-92070",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92070"
},
{
"name": "CVE-2026-92024",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92024"
},
{
"name": "CVE-2026-92065",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92065"
},
{
"name": "CVE-2026-92240",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92240"
},
{
"name": "CVE-2026-92010",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92010"
},
{
"name": "CVE-2026-92042",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92042"
},
{
"name": "CVE-2026-92073",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92073"
},
{
"name": "CVE-2026-92068",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92068"
},
{
"name": "CVE-2026-92030",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92030"
},
{
"name": "CVE-2026-92014",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92014"
},
{
"name": "CVE-2026-92026",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92026"
},
{
"name": "CVE-2026-92039",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92039"
},
{
"name": "CVE-2026-92008",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92008"
},
{
"name": "CVE-2026-92041",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92041"
},
{
"name": "CVE-2026-92006",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92006"
},
{
"name": "CVE-2026-92033",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92033"
},
{
"name": "CVE-2026-92067",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92067"
},
{
"name": "CVE-2026-92046",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92046"
},
{
"name": "CVE-2026-92053",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92053"
},
{
"name": "CVE-2026-92072",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92072"
},
{
"name": "CVE-2026-92063",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92063"
},
{
"name": "CVE-2026-92037",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92037"
},
{
"name": "CVE-2026-92031",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92031"
},
{
"name": "CVE-2026-92016",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92016"
},
{
"name": "CVE-2026-92050",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92050"
},
{
"name": "CVE-2026-92075",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92075"
},
{
"name": "CVE-2026-92049",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92049"
},
{
"name": "CVE-2026-92032",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92032"
},
{
"name": "CVE-2026-92020",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92020"
},
{
"name": "CVE-2026-92019",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92019"
},
{
"name": "CVE-2026-92077",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92077"
},
{
"name": "CVE-2026-92078",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92078"
},
{
"name": "CVE-2026-92057",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92057"
},
{
"name": "CVE-2026-92076",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92076"
},
{
"name": "CVE-2026-92013",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92013"
},
{
"name": "CVE-2026-92009",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92009"
},
{
"name": "CVE-2026-92035",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92035"
},
{
"name": "CVE-2026-92005",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92005"
},
{
"name": "CVE-2026-92028",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92028"
},
{
"name": "CVE-2026-92052",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92052"
},
{
"name": "CVE-2026-92069",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92069"
},
{
"name": "CVE-2026-92061",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92061"
},
{
"name": "CVE-2026-92071",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92071"
},
{
"name": "CVE-2026-92038",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92038"
},
{
"name": "CVE-2026-92045",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92045"
},
{
"name": "CVE-2026-92064",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92064"
},
{
"name": "CVE-2026-92058",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92058"
},
{
"name": "CVE-2026-92238",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92238"
},
{
"name": "CVE-2026-92021",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92021"
},
{
"name": "CVE-2026-92047",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92047"
},
{
"name": "CVE-2026-92044",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92044"
},
{
"name": "CVE-2026-92036",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92036"
},
{
"name": "CVE-2026-92074",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92074"
},
{
"name": "CVE-2026-92059",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92059"
},
{
"name": "CVE-2026-92062",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92062"
},
{
"name": "CVE-2026-92079",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92079"
},
{
"name": "CVE-2026-92022",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92022"
},
{
"name": "CVE-2026-92054",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92054"
},
{
"name": "CVE-2026-92018",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92018"
},
{
"name": "CVE-2026-92056",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92056"
},
{
"name": "CVE-2026-92051",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92051"
},
{
"name": "CVE-2026-92034",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92034"
},
{
"name": "CVE-2026-92029",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92029"
},
{
"name": "CVE-2026-92011",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92011"
},
{
"name": "CVE-2026-92017",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92017"
},
{
"name": "CVE-2026-92239",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92239"
},
{
"name": "CVE-2026-92040",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92040"
},
{
"name": "CVE-2026-92023",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92023"
},
{
"name": "CVE-2026-92007",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92007"
},
{
"name": "CVE-2026-92025",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92025"
},
{
"name": "CVE-2026-92048",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92048"
},
{
"name": "CVE-2026-92015",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92015"
},
{
"name": "CVE-2026-92066",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92066"
},
{
"name": "CVE-2026-92060",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92060"
},
{
"name": "CVE-2026-92043",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-92043"
}
],
"initial_release_date": "2026-09-16T00:00:00",
"last_revision_date": "2026-09-16T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-1183",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-09-16T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Mozilla. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges, un d\u00e9ni de service \u00e0 distance et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Mozilla",
"vendor_advisories": [
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-90",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-90/"
},
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-91",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-91/"
},
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-95",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-95/"
},
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-94",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-94/"
},
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-93",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-93/"
},
{
"published_at": "2026-09-15",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-92",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-92/"
}
]
}
CVE-2026-92079 (GCVE-0-2026-92079)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Widget: Win32 component
Summary
Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "barbarossa404"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:46.369Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2067531"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Mitigation bypass in the Widget: Win32 component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92079",
"datePublished": "2026-09-15T12:34:41.289Z",
"dateReserved": "2026-09-15T12:34:40.765Z",
"dateUpdated": "2026-09-16T14:24:46.369Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92078 (GCVE-0-2026-92078)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Denial-of-service in the Security component
Summary
Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Dominik Bay"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Denial-of-service in the Security component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:46.075Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2066736"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Denial-of-service in the Security component"
}
},
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"assignerShortName": "mozilla",
"cveId": "CVE-2026-92078",
"datePublished": "2026-09-15T12:34:40.261Z",
"dateReserved": "2026-09-15T12:34:39.768Z",
"dateUpdated": "2026-09-16T14:24:46.075Z",
"state": "PUBLISHED"
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CVE-2026-92077 (GCVE-0-2026-92077)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Denial-of-service in the SVG component
Summary
Denial-of-service in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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{
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"vendor": "Mozilla",
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{
"base64": false,
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}
],
"value": "Denial-of-service in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:45.821Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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{
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
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}
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CVE-2026-92076 (GCVE-0-2026-92076)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Networking component
Summary
Incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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{
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"vendor": "Mozilla",
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"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
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"versionType": "rpm"
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]
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"descriptions": [
{
"lang": "en",
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{
"base64": false,
"type": "text/html",
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}
],
"value": "Incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:45.573Z",
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},
{
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},
{
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},
{
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},
{
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CVE-2026-92075 (GCVE-0-2026-92075)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Networking component
Summary
Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
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{
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"status": "unaffected",
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"versionType": "rpm"
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]
}
],
"credits": [
{
"lang": "en",
"value": "Takeshi Kaneko"
}
],
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{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
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}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:45.333Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
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}
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CVE-2026-92074 (GCVE-0-2026-92074)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Popup Blocker component
Summary
Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Finn Westendorf"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
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"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2063539"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
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},
{
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CVE-2026-92073 (GCVE-0-2026-92073)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Enterprise Policies component
Summary
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
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"options": [
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},
{
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},
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}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-15T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
}
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"description": "CWE-269 Improper Privilege Management",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
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{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Tyler Maclachlan"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:44.750Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
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"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2062527"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Privilege escalation in the Enterprise Policies component"
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CVE-2026-92072 (GCVE-0-2026-92072)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Safe Browsing component
Summary
Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:44.501Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2061257"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Incorrect boundary conditions in the Safe Browsing component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92072",
"datePublished": "2026-09-15T12:34:34.080Z",
"dateReserved": "2026-09-15T12:34:33.580Z",
"dateUpdated": "2026-09-16T14:24:44.501Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92071 (GCVE-0-2026-92071)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:44.243Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2061231"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component"
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},
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"cveId": "CVE-2026-92071",
"datePublished": "2026-09-15T12:34:33.056Z",
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CVE-2026-92070 (GCVE-0-2026-92070)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Information disclosure in the Networking component
Summary
Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mohamed Mbarek"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:43.970Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2060220"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Information disclosure in the Networking component"
}
},
"cveMetadata": {
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"assignerShortName": "mozilla",
"cveId": "CVE-2026-92070",
"datePublished": "2026-09-15T12:34:32.002Z",
"dateReserved": "2026-09-15T12:34:31.489Z",
"dateUpdated": "2026-09-16T14:24:43.970Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92069 (GCVE-0-2026-92069)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Spoofing issue in the DOM: Navigation component
Summary
Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:43.731Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2059196"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Spoofing issue in the DOM: Navigation component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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"cveId": "CVE-2026-92069",
"datePublished": "2026-09-15T12:34:30.981Z",
"dateReserved": "2026-09-15T12:34:30.492Z",
"dateUpdated": "2026-09-16T14:24:43.731Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92068 (GCVE-0-2026-92068)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Site isolation issue in the Reader Mode component
Summary
Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:43.469Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2058790"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Site isolation issue in the Reader Mode component"
}
},
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"assignerShortName": "mozilla",
"cveId": "CVE-2026-92068",
"datePublished": "2026-09-15T12:34:29.973Z",
"dateReserved": "2026-09-15T12:34:29.473Z",
"dateUpdated": "2026-09-16T14:24:43.469Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92067 (GCVE-0-2026-92067)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Use-after-free in the Widget: Gtk component
Summary
Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:43.228Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2058664"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Use-after-free in the Widget: Gtk component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92067",
"datePublished": "2026-09-15T12:34:28.934Z",
"dateReserved": "2026-09-15T12:34:28.433Z",
"dateUpdated": "2026-09-16T14:24:43.228Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92066 (GCVE-0-2026-92066)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Sandbox escape in the Profile Backup component
Summary
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156."
}
],
"value": "Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-15T20:01:59.376Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2058093"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
}
],
"title": "Sandbox escape in the Profile Backup component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92066",
"datePublished": "2026-09-15T12:34:27.921Z",
"dateReserved": "2026-09-15T12:34:27.431Z",
"dateUpdated": "2026-09-15T20:01:59.376Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92065 (GCVE-0-2026-92065)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:42.947Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2058018"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-92065",
"datePublished": "2026-09-15T12:34:26.914Z",
"dateReserved": "2026-09-15T12:34:26.423Z",
"dateUpdated": "2026-09-16T14:24:42.947Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-92064 (GCVE-0-2026-92064)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Summary
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Mozilla"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
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"type": "text/html",
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}
],
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}
],
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{
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"datePublished": "2026-09-15T12:34:25.898Z",
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CVE-2026-92063 (GCVE-0-2026-92063)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Denial-of-service in the Audio/Video component
Summary
Denial-of-service in the Audio/Video component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
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{
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CVE-2026-92062 (GCVE-0-2026-92062)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Session Restore component
Summary
Privilege escalation in the Session Restore component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
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"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
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"vendor": "Mozilla",
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"status": "unaffected",
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}
],
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
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CVE-2026-92061 (GCVE-0-2026-92061)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the Security: Process Sandboxing component
Summary
Incorrect boundary conditions in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
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"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
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"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
}
],
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"lang": "en",
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],
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"base64": false,
"type": "text/html",
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}
],
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],
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},
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},
{
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}
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"datePublished": "2026-09-15T12:34:22.865Z",
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CVE-2026-92060 (GCVE-0-2026-92060)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Use-after-free in the Internationalization component
Summary
Use-after-free in the Internationalization component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
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"version": "156",
"versionType": "rpm"
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]
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"descriptions": [
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"lang": "en",
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{
"base64": false,
"type": "text/html",
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}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:42.192Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
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"references": [
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2027336"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
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CVE-2026-92059 (GCVE-0-2026-92059)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the DOM: Editor component
Summary
Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
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"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
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"lang": "en",
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"lang": "en",
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"base64": false,
"type": "text/html",
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}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:41.928Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
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},
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
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{
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CVE-2026-92058 (GCVE-0-2026-92058)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Use-after-free in the Graphics component
Summary
Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
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"status": "unaffected",
"version": "156",
"versionType": "rpm"
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]
}
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"lang": "en",
"value": "Mozilla"
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],
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"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-16T14:24:41.682Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
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"references": [
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-96/"
}
],
"title": "Use-after-free in the Graphics component"
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"cveMetadata": {
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"assignerShortName": "mozilla",
"cveId": "CVE-2026-92058",
"datePublished": "2026-09-15T12:34:19.787Z",
"dateReserved": "2026-09-15T12:34:19.276Z",
"dateUpdated": "2026-09-16T14:24:41.682Z",
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}
CVE-2026-92057 (GCVE-0-2026-92057)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Mitigation bypass in the Enterprise Policies component
Summary
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
{
"containers": {
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "153.*",
"status": "unaffected",
"version": "153.3",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "156",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
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}
],
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CVE-2026-92056 (GCVE-0-2026-92056)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Use-after-free in the Graphics: Text component
Summary
Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92055 (GCVE-0-2026-92055)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the DevTools component
Summary
Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92054 (GCVE-0-2026-92054)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Memory component
Summary
Privilege escalation in the Memory component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92053 (GCVE-0-2026-92053)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation in the Graphics: CanvasWebGL component
Summary
Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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CVE-2026-92052 (GCVE-0-2026-92052)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-16 14:24
VLAI
EPSS
VEX
Title
Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component
Summary
Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-15 00:00 UTC
CWE
- CWE-457 - Use of Uninitialized Variable
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
153.3 , ≤ 153.*
(rpm)
Unaffected: 156 , ≤ * (rpm) |
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}
],
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"vendor": "Mozilla",
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"version": "153.3",
"versionType": "rpm"
},
{
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"versionType": "rpm"
}
]
},
{
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}
]
}
],
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}
],
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"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"value": "Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3."
}
],
"providerMetadata": {
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},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-93/"
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
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"title": "Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component"
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"datePublished": "2026-09-15T12:34:13.451Z",
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CVE-2026-92051 (GCVE-0-2026-92051)
Vulnerability from nvd – Published: 2026-09-15 12:34 – Updated: 2026-09-15 20:01
VLAI
EPSS
VEX
Title
Spoofing issue due to invalid pointer in the Graphics component
Summary
Spoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
Severity
No CVSS data available.
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
156 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
156 , ≤ *
(rpm)
|
{
"containers": {
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{
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"vendor": "Mozilla",
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"version": "156",
"versionType": "rpm"
}
]
},
{
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}
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}
],
"providerMetadata": {
"dateUpdated": "2026-09-15T20:01:55.267Z",
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"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2061393"
},
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"url": "https://www.mozilla.org/security/advisories/mfsa2026-90/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-94/"
}
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"title": "Spoofing issue due to invalid pointer in the Graphics component"
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