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CVE-2026-20811

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2026
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Win32k Elevation of Privilege Vulnerability

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

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Windows 11 version 23H2

Vendor
Microsoft
Product
Windows 11 version 23H2
Platforms
  • ARM64-based Systems
Default status
Unknown
Windows 11 version 23H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.22631.0affectedcustom10.0.22631.6491UnavailableNone listed

Windows 11 Version 23H2

Vendor
Microsoft
Product
Windows 11 Version 23H2
Platforms
  • x64-based Systems
Default status
Unknown
Windows 11 Version 23H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.22631.0affectedcustom10.0.22631.6491UnavailableNone listed

Windows 11 Version 24H2

Vendor
Microsoft
Product
Windows 11 Version 24H2
Platforms
  • ARM64-based Systems
  • x64-based Systems
Default status
Unknown
Windows 11 Version 24H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.26100.0affectedcustom10.0.26100.7623UnavailableNone listed

Windows 11 Version 25H2

Vendor
Microsoft
Product
Windows 11 Version 25H2
Platforms
  • ARM64-based Systems
  • x64-based Systems
Default status
Unknown
Windows 11 Version 25H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.26200.0affectedcustom10.0.26200.7623UnavailableNone listed

Windows Server 2022

Vendor
Microsoft
Product
Windows Server 2022
Platforms
  • x64-based Systems
Default status
Unknown
Windows Server 2022 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.20348.0affectedcustom10.0.20348.4648UnavailableNone listed

Windows Server 2022, 23H2 Edition (Server Core installation)

Vendor
Microsoft
Product
Windows Server 2022, 23H2 Edition (Server Core installation)
Platforms
  • x64-based Systems
Default status
Unknown
Windows Server 2022, 23H2 Edition (Server Core installation) · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.25398.0affectedcustom10.0.25398.2092UnavailableNone listed

Windows Server 2025

Vendor
Microsoft
Product
Windows Server 2025
Platforms
  • x64-based Systems
Default status
Unknown
Windows Server 2025 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.26100.0affectedcustom10.0.26100.32230UnavailableNone listed

Windows Server 2025 (Server Core installation)

Vendor
Microsoft
Product
Windows Server 2025 (Server Core installation)
Platforms
  • x64-based Systems
Default status
Unknown
Windows Server 2025 (Server Core installation) · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.26100.0affectedcustom10.0.26100.32230UnavailableNone listed