CVEvulnerability

CVE-2026-2447

8.8 HIGH Published 2026-02-16 Modified 2026-07-15 Official page ↗
Status
Modified
Published
2026-02-16
Last modified
2026-07-15
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
7.5 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-122

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.

Affected configurations

• mozilla firefox (< 115.32.1) • mozilla firefox (< 147.0.4) • mozilla firefox (>= 116.0 < 140.7.1) • mozilla thunderbird (< 140.7.2) • mozilla thunderbird (>= 141.0 < 147.0.2)

Related

Weakness · CWE (1)

  • CWE-122 Heap-based Buffer Overflow weakness

References