VULNERABILITY INTELLIGENCE

CVE-2025-49709

CVSS score9.8 CRITICAL
EPSS probability0.66%
CISA KEVNot currently listed
Published2025-06-11
Last modified2026-09-30
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references