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HIGHCVE-2026-8946Published Modified CNA mozilla

CVE-2026-8946: Incorrect boundary conditions in the Audio/Video: Web Codecs component

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.

Metrics

CVSS v3.1
7.5
Severity
HIGH
Fixed in
115.36
Affected Products
2

Fix available

115.36140.11151
Affected packages
  • Mozilla / Firefox
    Fixed in 115.36, 140.11, 151
  • Mozilla / Thunderbird
    Fixed in 140.11, 151
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References