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CRITICAL: THIS VULNERABILITY IS ACTIVELY BEING EXPLOITED IN THE WILD (CISA KEV CATALOG)
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CVE-2025-21335

Exploited

Target: Windows - Hyper-V NT Kernel Integration

Microsoft CVSS 7.8 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A vulnerability in Windows Hyper-V NT Kernel Integration could allow an attacker to elevate privileges. This vulnerability is considered critical and should be patched as soon as possible to prevent potential exploitation."

Operational Audit Arsenal

Target Type Virtualization Software
Target Asset Hyper-V NT Kernel Integration
Standard Path Windows Systems with Hyper-V enabled
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Hyper-V NT Kernel Integration (Virtualization Software)
$Target = "Hyper-V NT Kernel Integration"
$SearchPaths = @("$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

Recommendation: Apply the latest security updates from Microsoft to mitigate the vulnerability. Monitor system performance and user reports after applying the patch.

Intelligence Sources

Scope of Impact

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

Original NVD Description

"Windows Hyper-V NT Kernel Integration VSP 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.