CVE-2026-100800

9.6 Critique

Publiée le 29/09/2026 à 15:17 · Modifiée le 19/10/2026 à 19:55 · Analysée par le NVD · Source : security@mozilla.org

Description

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

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Produits concernés

Mozilla Firefox
Mozilla Thunderbird

Scores CVSS

Version	Score	Source	Vecteur
3.1	9.6 Critique	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H`

Faiblesses (CWE)

CWE-416

Références

https://bugzilla.mozilla.org/show_bug.cgi?id=2056767 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-100/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-101/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-103/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-97/ Vendor Advisory

Ailleurs

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