CVE-2026-74942

Description

Privilege escalation in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Scores CVSS

Faiblesses (CWE)

• CWE-269

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2056571 Permissions Required
• https://www.mozilla.org/security/advisories/mfsa2026-74/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-75/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-76/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-77/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-78/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-79/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-80/ Vendor Advisory

Ailleurs

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