CVEvulnerability

CVE-2026-6750

8.8 HIGH Published 2026-04-21 Modified 2026-10-26 Official page ↗
Status
Modified
Published
2026-04-21
Last modified
2026-10-26
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-266, CWE-269

Description

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

Affected configurations

• mozilla firefox (< 115.35.0) • mozilla firefox (< 150.0) • mozilla firefox (>= 140.0 < 140.10.0) • mozilla thunderbird (< 140.10.0)

Related

Weakness · CWE (2)

  • CWE-266 Incorrect Privilege Assignment weakness
  • CWE-269 Improper Privilege Management weakness

References