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CERTFR-2026-AVI-0910
Vulnerability from certfr_avis - Published: 2026-07-22 - Updated: 2026-07-22
De multiples vulnérabilités ont été découvertes dans les produits Mozilla. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et un déni de service à distance.
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 115.38 | ||
| Mozilla | Firefox | Firefox versions antérieures à 153 | ||
| Mozilla | Firefox ESR | Firefox ESR versions antérieures à 140.13 |
References
| Title | Publication Time | Tags | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 115.38",
"product": {
"name": "Firefox ESR",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox versions ant\u00e9rieures \u00e0 153",
"product": {
"name": "Firefox",
"vendor": {
"name": "Mozilla",
"scada": false
}
}
},
{
"description": "Firefox ESR versions ant\u00e9rieures \u00e0 140.13",
"product": {
"name": "Firefox ESR",
"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-2026-16354",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16354"
},
{
"name": "CVE-2026-16359",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16359"
},
{
"name": "CVE-2026-15719",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-15719"
},
{
"name": "CVE-2026-16409",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16409"
},
{
"name": "CVE-2026-16404",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16404"
},
{
"name": "CVE-2026-16373",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16373"
},
{
"name": "CVE-2026-16386",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16386"
},
{
"name": "CVE-2026-16377",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16377"
},
{
"name": "CVE-2026-16357",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16357"
},
{
"name": "CVE-2026-16387",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16387"
},
{
"name": "CVE-2026-16352",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16352"
},
{
"name": "CVE-2026-16406",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16406"
},
{
"name": "CVE-2026-16363",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16363"
},
{
"name": "CVE-2026-16383",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16383"
},
{
"name": "CVE-2026-16393",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16393"
},
{
"name": "CVE-2026-16401",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16401"
},
{
"name": "CVE-2026-16378",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16378"
},
{
"name": "CVE-2026-16350",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16350"
},
{
"name": "CVE-2026-16369",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16369"
},
{
"name": "CVE-2026-16388",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16388"
},
{
"name": "CVE-2026-16402",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16402"
},
{
"name": "CVE-2026-16370",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16370"
},
{
"name": "CVE-2026-16362",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16362"
},
{
"name": "CVE-2026-16405",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16405"
},
{
"name": "CVE-2026-16407",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16407"
},
{
"name": "CVE-2026-16391",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16391"
},
{
"name": "CVE-2026-16364",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16364"
},
{
"name": "CVE-2026-16384",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16384"
},
{
"name": "CVE-2026-16400",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16400"
},
{
"name": "CVE-2026-16361",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16361"
},
{
"name": "CVE-2026-16396",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16396"
},
{
"name": "CVE-2026-16381",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16381"
},
{
"name": "CVE-2026-16394",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16394"
},
{
"name": "CVE-2026-16365",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16365"
},
{
"name": "CVE-2026-16376",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16376"
},
{
"name": "CVE-2026-16351",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16351"
},
{
"name": "CVE-2026-16371",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16371"
},
{
"name": "CVE-2026-16412",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16412"
},
{
"name": "CVE-2026-16398",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16398"
},
{
"name": "CVE-2026-16367",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16367"
},
{
"name": "CVE-2026-16389",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16389"
},
{
"name": "CVE-2026-16399",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16399"
},
{
"name": "CVE-2026-16375",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16375"
},
{
"name": "CVE-2026-16408",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16408"
},
{
"name": "CVE-2026-15718",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-15718"
},
{
"name": "CVE-2026-16385",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16385"
},
{
"name": "CVE-2026-16382",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16382"
},
{
"name": "CVE-2026-16410",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16410"
},
{
"name": "CVE-2026-16374",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16374"
},
{
"name": "CVE-2026-16379",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16379"
},
{
"name": "CVE-2026-16353",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16353"
},
{
"name": "CVE-2026-16397",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16397"
},
{
"name": "CVE-2026-16380",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16380"
},
{
"name": "CVE-2026-16349",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16349"
},
{
"name": "CVE-2026-16366",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16366"
},
{
"name": "CVE-2026-16390",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16390"
},
{
"name": "CVE-2026-16356",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16356"
},
{
"name": "CVE-2026-16358",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16358"
},
{
"name": "CVE-2026-16403",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16403"
},
{
"name": "CVE-2026-16360",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16360"
},
{
"name": "CVE-2026-16355",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16355"
},
{
"name": "CVE-2026-16392",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16392"
},
{
"name": "CVE-2026-16368",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16368"
},
{
"name": "CVE-2026-16372",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16372"
},
{
"name": "CVE-2026-16395",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16395"
},
{
"name": "CVE-2026-16411",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-16411"
}
],
"initial_release_date": "2026-07-22T00:00:00",
"last_revision_date": "2026-07-22T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0910",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-07-22T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire \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 ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et un d\u00e9ni de service \u00e0 distance.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Mozilla",
"vendor_advisories": [
{
"published_at": "2026-07-21",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-70",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-70/"
},
{
"published_at": "2026-07-21",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-69",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-69/"
},
{
"published_at": "2026-07-21",
"title": "Bulletin de s\u00e9curit\u00e9 Mozilla mfsa2026-68",
"url": "https://www.mozilla.org/en-US/security/advisories/mfsa2026-68/"
}
]
}
CVE-2026-16367 (GCVE-0-2026-16367)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Sandbox escape due to invalid pointer in the Disability Access APIs component
Summary
Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Oskar L
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-16367",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-22T15:34:43.370357Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-416",
"description": "CWE-416 Use After Free",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-119",
"description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-787",
"description": "CWE-787 Out-of-bounds Write",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-22T15:45:19.123Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "153",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "153",
"versionType": "rpm"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Oskar L"
}
],
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"lang": "en",
"supportingMedia": [
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"base64": false,
"type": "text/html",
"value": "Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153."
}
],
"value": "Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153."
}
],
"providerMetadata": {
"dateUpdated": "2026-07-22T19:18:26.247Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2050627"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-68/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-71/"
}
],
"title": "Sandbox escape due to invalid pointer in the Disability Access APIs component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-16367",
"datePublished": "2026-07-21T12:37:41.177Z",
"dateReserved": "2026-07-20T21:56:21.516Z",
"dateUpdated": "2026-07-22T19:18:26.247Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-16368 (GCVE-0-2026-16368)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Incorrect boundary conditions in the JavaScript: WebAssembly component
Summary
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
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:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
Credits
Nebula Security
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-16368",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-22T15:36:45.443388Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
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{
"cweId": "CWE-119",
"description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer",
"lang": "en",
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]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-22T15:45:12.015Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "140.*",
"status": "unaffected",
"version": "140.13",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "153",
"versionType": "rpm"
}
]
},
{
"product": "Thunderbird",
"vendor": "Mozilla",
"versions": [
{
"lessThanOrEqual": "140.*",
"status": "unaffected",
"version": "140.13",
"versionType": "rpm"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "153",
"versionType": "rpm"
}
]
}
],
"credits": [
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"lang": "en",
"value": "Nebula Security"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13."
}
],
"value": "Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13."
}
],
"providerMetadata": {
"dateUpdated": "2026-07-22T19:18:27.328Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2051015"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-68/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-70/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-71/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-72/"
}
],
"title": "Incorrect boundary conditions in the JavaScript: WebAssembly component"
}
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CVE-2026-16369 (GCVE-0-2026-16369)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Integer overflow in the JavaScript: WebAssembly component
Summary
Integer overflow in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
Credits
Amy Burnett of OpenAI
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CVE-2026-16370 (GCVE-0-2026-16370)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Mitigation bypass in the DOM: Networking component
Summary
Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-693 - Protection Mechanism Failure
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
tiebuchen
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CVE-2026-16371 (GCVE-0-2026-16371)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-24 20:16
VLAI
EPSS
VEX
Title
Privilege escalation in the DOM: Navigation component
Summary
Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
Credits
Steven Julian
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CVE-2026-16372 (GCVE-0-2026-16372)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-24 20:15
VLAI
EPSS
VEX
Title
Privilege escalation in the DOM: Content Processes component
Summary
Privilege escalation in the DOM: Content Processes component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Sajeeb Lohani
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CVE-2026-16373 (GCVE-0-2026-16373)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 15:44
VLAI
EPSS
VEX
Title
Information disclosure in the Privacy component in Firefox for Android
Summary
Information disclosure in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 153.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
Credits
Satoki Tsuji
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CVE-2026-16374 (GCVE-0-2026-16374)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Information disclosure in the Framework component in DevTools
Summary
Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
Credits
Tomoya Nakanishi
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CVE-2026-16375 (GCVE-0-2026-16375)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Site isolation issue in the Networking: HTTP component
Summary
Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-346 - Origin Validation Error
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
|
| Mozilla | Thunderbird |
Unaffected:
140.13 , ≤ 140.*
(rpm)
Unaffected: 153 , ≤ * (rpm) |
Credits
pakhunov.anton.n
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CVE-2026-16376 (GCVE-0-2026-16376)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:37 – Updated: 2026-07-22 19:18
VLAI
EPSS
VEX
Title
Denial-of-service in the Graphics: WebGPU component
Summary
Denial-of-service in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-400 - Uncontrolled Resource Consumption
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Mihalis Haatainen
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Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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