Firetruck

CVE-2021-40450

KEV
Updated Oct 21, 2025 · PUBLISHED
View KEV entry →

Description

Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Windows 10 Version 1809Microsoft / Windows 10 Version 1809>= 10.0.0, < 10.0.17763.2237affected
Windows 10 Version 1909Microsoft / Windows 10 Version 1909>= 10.0.0, < 10.0.18363.1854affected
Windows 10 Version 2004Microsoft / Windows 10 Version 2004>= 10.0.0, < 10.0.19041.1288affected
Windows 10 Version 20H2Microsoft / Windows 10 Version 20H2>= 10.0.0, < 10.0.19042.1288affected
Windows 10 Version 21H1Microsoft / Windows 10 Version 21H1>= 10.0.0, < 10.0.19043.1288affected
Windows 11 version 21H2Microsoft / Windows 11 version 21H2>= 10.0.0, < 10.0.22000.258affected
Windows Server 2019Microsoft / Windows Server 2019>= 10.0.0, < 10.0.17763.2237affected
Windows Server 2019 (Server Core installation)Microsoft / Windows Server 2019 (Server Core installation)>= 10.0.0, < 10.0.17763.2237affected
Windows Server 2022Microsoft / Windows Server 2022>= 10.0.0, < 10.0.20348.288affected
Windows Server version 2004Microsoft / Windows Server version 2004>= 10.0.0, < 10.0.19041.1288affected
Windows Server version 20H2Microsoft / Windows Server version 20H2>= 10.0.0, < 10.0.19042.1288affected