CVE-2026-16355

Description

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

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Produits concernés

• Mozilla Firefox
• Mozilla Thunderbird

Scores CVSS

Faiblesses (CWE)

• CWE-843

Références

• https://bugzilla.mozilla.org/show_bug.cgi?id=2052207 Permissions Required
• https://www.mozilla.org/security/advisories/mfsa2026-68/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-69/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-70/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-71/ Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2026-72/ Vendor Advisory

Ailleurs

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