CVEvulnerability

CVE-2026-4725

10.0 CRITICAL Published 2026-03-24 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2026-03-24
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
10.0 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.3 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Weaknesses
CWE-416

Description

Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

Affected configurations

• mozilla firefox (< 149.0)

Related

Weakness · CWE (1)

References