PT-2026-41900 · Mozilla+1 · Thunderbird+2
Published
2026-05-19
·
Updated
2026-06-30
·
CVE-2026-8946
CVSS v2.0
7.8
High
| Vector | AV:N/AC:L/Au:N/C:C/I:N/A:N |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 151
Firefox ESR versions prior to 115.36
Firefox ESR versions prior to 140.11
Thunderbird versions prior to 151
Thunderbird versions prior to 140.11
Description
Incorrect boundary conditions exist in the Audio/Video: Web Codecs component.
Recommendations
Update to version 151
Update to version 115.36
Update to version 140.11
Update to version 151
Update to version 140.11
Fix
DoS
Buffer Overflow
Memory Corruption
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Related Identifiers
Affected Products
Firefox
Rocky Linux
Thunderbird