Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-8946

Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 15.6%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-8946


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