Firefox 146 Security Update: Multiple High-Severity Vulnerabilities Fixed (Sandbox Escape/RCE)

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Security AdvisoryHighMozilla

Affected:

Firefox < 146
Thunderbird < 146
Firefox ESR < 140.6
Thunderbird ESR < 140.6

Fixed in:

Firefox 146
Thunderbird 146
Firefox ESR 140.6
Thunderbird ESR 140.6

Referenced CVEs: CVE-2025-14333 CVE-2025-14332 CVE-2025-14331 CVE-2025-14330 CVE-2025-14329 CVE-2025-14328 CVE-2025-14327 CVE-2025-14326 CVE-2025-14325 CVE-2025-14324

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