CVE-2026-109783

Description

Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox ESR 153.5 and Thunderbird 153.5.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2075533
• https://www.mozilla.org/security/advisories/mfsa2026-108/
• https://www.mozilla.org/security/advisories/mfsa2026-110/

Ailleurs

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