๐Ÿ›ก๏ธ CVE-2026-2447
๐ŸŸ  CVSS 8.8 โ€” High โœ… No Known Exploit CWE-122 NVD
8.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.

Details

Severity HIGH
CVSS Score 8.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE CWE-122
Public Exploit โœ… No
Source NVD
Published 2026-02-16
Updated 2026-06-02
Modified 2026-04-13
Fix URL N/A

Affected Packages

Software From version Fixed in
firefox 116.0 140.7.1
thunderbird 141.0 147.0.2

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