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CVE-2025-21370

Windows - Virtualization-Based Security (VBS) Enclave

Microsoft CVSS 7.8 Updated March 10, 2026

Executive Risk Summary

"An elevation of privilege vulnerability exists in Windows Virtualization-Based Security (VBS) Enclave, which could allow an attacker to gain elevated privileges. This vulnerability requires an attacker to have existing access to the system and the ability to execute code."

Operational Audit Arsenal

Target Type Executable
Target Asset vbsenclave.dll
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: vbsenclave.dll (Executable)
$Targets = 'vbsenclave.dll'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

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

Patch Impact Forecast

Reboot Required Likely

Virtualization services may be affected

Internal Work Notes

Apply latest Windows security updates to mitigate potential elevation of privilege vulnerability in VBS Enclave

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