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CVE-2026-20871

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)

Desktop Window Manager Elevation of Privilege Vulnerability

Use after free in Desktop Windows Manager 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 10 Version 21H2

Vendor
Microsoft
Product
Windows 10 Version 21H2
Platforms
  • 32-bit Systems
  • ARM64-based Systems
  • x64-based Systems
Default status
Unknown
Windows 10 Version 21H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.19044.0affectedcustom10.0.19044.6809UnavailableNone listed

Windows 10 Version 22H2

Vendor
Microsoft
Product
Windows 10 Version 22H2
Platforms
  • 32-bit Systems
  • ARM64-based Systems
  • x64-based Systems
Default status
Unknown
Windows 10 Version 22H2 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
10.0.19045.0affectedcustom10.0.19045.6809UnavailableNone listed

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