CVE-2026-109780

Description

Mitigation bypass in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2072775
• https://www.mozilla.org/security/advisories/mfsa2026-106/
• https://www.mozilla.org/security/advisories/mfsa2026-109/

Ailleurs

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