CVE-2026-8953

Description

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Scores CVSS

Faiblesses (CWE)

• CWE-416

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2029511 Permissions Required
• https://www.mozilla.org/security/advisories/mfsa2026-46/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-47/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-48/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-50/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-51/ Vendor Advisory

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories