CVE-2026-12311

4.7 Moyenne

Publiée le 16/06/2026 à 15:16 · Modifiée le 17/06/2026 à 12:14 · Analysée par le NVD · Source : security@mozilla.org

Description

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

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Produits concernés

Mozilla Firefox
Mozilla Thunderbird

Scores CVSS

Version	Score	Source	Vecteur
3.1	4.7 Moyenne	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N`

Faiblesses (CWE)

CWE-200
CWE-688

Références

https://bugzilla.mozilla.org/show_bug.cgi?id=2040177 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-57/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-58/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-60/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-61/ Vendor Advisory

Ailleurs

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