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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-2026-16397 (GCVE-0-2026-16397)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-21 19:29
VLAI
EPSS
VEX
Title
Clickjacking issue in the WebExtensions component in Firefox for Android
Summary
Clickjacking issue in the WebExtensions component in Firefox for Android. This vulnerability was fixed in Firefox 153.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-1021 - Improper Restriction of Rendered UI Layers or Frames
Assigner
References
Credits
Hafiizh
{
"containers": {
"adp": [
{
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-16397",
"options": [
{
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},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-21T19:29:06.633055Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-1021",
"description": "CWE-1021 Improper Restriction of Rendered UI Layers or Frames",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-21T19:29:51.336Z",
"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"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Hafiizh"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Clickjacking issue in the WebExtensions component in Firefox for Android. This vulnerability was fixed in Firefox 153."
}
],
"value": "Clickjacking issue in the WebExtensions component in Firefox for Android. This vulnerability was fixed in Firefox 153."
}
],
"providerMetadata": {
"dateUpdated": "2026-07-21T12:38:10.683Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2047608"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-68/"
}
],
"title": "Clickjacking issue in the WebExtensions component in Firefox for Android"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-16397",
"datePublished": "2026-07-21T12:38:10.683Z",
"dateReserved": "2026-07-20T21:57:25.987Z",
"dateUpdated": "2026-07-21T19:29:51.336Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-16398 (GCVE-0-2026-16398)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-23 14:55
VLAI
EPSS
VEX
Title
Site isolation issue in the Graphics component
Summary
Site isolation issue in the Graphics 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
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Steven Julian
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2026-16398",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-22T17:21:13.018823Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-346",
"description": "CWE-346 Origin Validation Error",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-07-22T17:28:15.483Z",
"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": "Steven Julian"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153."
}
],
"value": "Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153."
}
],
"providerMetadata": {
"dateUpdated": "2026-07-23T14:55:45.893Z",
"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"shortName": "mozilla"
},
"references": [
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2048345"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-68/"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2026-71/"
}
],
"title": "Site isolation issue in the Graphics component"
}
},
"cveMetadata": {
"assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
"assignerShortName": "mozilla",
"cveId": "CVE-2026-16398",
"datePublished": "2026-07-21T12:38:11.535Z",
"dateReserved": "2026-07-20T21:57:27.505Z",
"dateUpdated": "2026-07-23T14:55:45.893Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2026-16399 (GCVE-0-2026-16399)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Site isolation issue in the DOM: Navigation component
Summary
Site isolation issue in the DOM: Navigation 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-346 - Origin Validation Error
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Yaqoub Aldurayhim
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
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CVE-2026-16400 (GCVE-0-2026-16400)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Information disclosure in the DOM: Security component
Summary
Information disclosure in the DOM: Security 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-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Rintaro Kawasugi
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CVE-2026-16401 (GCVE-0-2026-16401)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-24 20:13
VLAI
EPSS
VEX
Title
Privilege escalation in the Data Loss Prevention component
Summary
Privilege escalation in the Data Loss Prevention 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
Brian Carpenter
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CVE-2026-16402 (GCVE-0-2026-16402)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Integer overflow in the Graphics: ImageLib component
Summary
Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
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:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Kai Martin
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CVE-2026-16403 (GCVE-0-2026-16403)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Spoofing issue in the Address Bar component
Summary
Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Severity
6.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-451 - User Interface (UI) Misrepresentation of Critical Information
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Mozilla | Firefox |
Unaffected:
153 , ≤ *
(rpm)
|
|
| Mozilla | Thunderbird |
Unaffected:
153 , ≤ *
(rpm)
|
Credits
Renwa
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CVE-2026-16404 (GCVE-0-2026-16404)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 17:27
VLAI
EPSS
VEX
Title
Spoofing issue in Firefox for Android
Summary
Spoofing issue in Firefox for Android. This vulnerability was fixed in Firefox 153.
Severity
7.4 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-290 - Authentication Bypass by Spoofing
Assigner
References
Credits
Khiem Tran
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CVE-2026-16405 (GCVE-0-2026-16405)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Information disclosure in the Networking: WebSockets component
Summary
Information disclosure in the Networking: WebSockets component. 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
Yaqoub Aldurayhim
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CVE-2026-16406 (GCVE-0-2026-16406)
Vulnerability from cvelistv5 – Published: 2026-07-21 12:38 – Updated: 2026-07-22 19:19
VLAI
EPSS
VEX
Title
Mitigation bypass in the Networking component
Summary
Mitigation bypass in the 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
Rintaro Kawasugi
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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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