CVE-2026-92035

Description

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Scores CVSS

Faiblesses (CWE)

• CWE-119

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2061245 Permissions Required
• https://www.mozilla.org/security/advisories/mfsa2026-102/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-90/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-93/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-94/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-96/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-98/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-99/ Vendor Advisory

Ailleurs

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