CVEvulnerability

CVE-2026-20811

7.8 HIGH Published 2026-01-13 Modified 2026-07-30 Official page ↗
Status
Analyzed
Published
2026-01-13
Last modified
2026-07-30
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-822, CWE-843

Description

Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Affected configurations

• microsoft windows 11 23h2 (< 10.0.22631.6491) • microsoft windows 11 24h2 (< 10.0.26100.7623) • microsoft windows 11 25h2 (< 10.0.26200.7623) • microsoft windows server 2022 (< 10.0.20348.4648) • microsoft windows server 2022 23h2 (< 10.0.25398.2092) • microsoft windows server 2025 (< 10.0.26100.32230)

Related

Weakness · CWE (2)

  • CWE-822 Untrusted Pointer Dereference weakness
  • CWE-843 Access of Resource Using Incompatible Type weakness

References