CVE-2026-92018

Description

Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Scores CVSS

Faiblesses (CWE)

• CWE-693

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2064287 Permissions Required
• https://www.mozilla.org/security/advisories/mfsa2026-90/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-91/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-92/ 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/mfsa2026-95/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-96/ Vendor Advisory

Ailleurs

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