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CRITICAL: THIS VULNERABILITY IS ACTIVELY BEING EXPLOITED IN THE WILD (CISA KEV CATALOG)
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CVE-2025-30400

Exploited

Windows - DWM

Microsoft CVSS 7.8 Updated March 12, 2026

Executive Risk Summary

"A use-after-free vulnerability in Windows DWM allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access to sensitive data and system resources. This vulnerability poses a significant risk to system security and integrity, as it can be exploited to gain elevated privileges and execute malicious code."

Operational Audit Arsenal

Target Type DLL
Target Asset dwm.exe
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: dwm.exe (DLL)
$Targets = 'dwm.exe'
$SearchPaths = @("$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

Desktop Window Manager service may be affected

Internal Work Notes

CVE-2025-30400: Windows DWM use-after-free vulnerability, requires patching to prevent local privilege escalation

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Intelligence Sources

Related Microsoft Threats

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