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CVE-2025-21367

Target: Windows - Win32 Kernel Subsystem

Microsoft CVSS 7.8 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A vulnerability in the Windows Win32 Kernel Subsystem could allow an attacker to elevate privileges, potentially leading to unauthorized access to sensitive data and system resources. This vulnerability is considered critical and should be patched as soon as possible to prevent potential exploitation."

Operational Audit Arsenal

Target Type Operating System
Target Asset Windows
Standard Path Win32 Kernel Subsystem
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Windows (Operating System)
$Target = "Windows"
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Filter $Target -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Required
Service Disruption

Moderate

Internal Work Notes

Apply the latest security updates from Microsoft to mitigate the Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability (CVE-2025-21367).

Intelligence Sources

Scope of Impact

Windows Server 2022 23H2 Windows 10 1809 Windows 11 24H2 Windows 10 22H2 Windows 11 22H2 Windows 10 21H2 Windows Server 2019 Windows 11 23H2 Windows Server 2025 Windows Server 2022

Original NVD Description

"Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability"

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.