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CVE-2026-25167

Windows 11 - Brokering File System

Microsoft CVSS 7.4 Updated March 15, 2026

Executive Risk Summary

"A use-after-free vulnerability in Microsoft Brokering File System allows an unauthorized attacker to elevate privileges locally, potentially leading to system compromise. This vulnerability can be exploited by an attacker to gain elevated access to sensitive system resources."

Operational Audit Arsenal

Target Type DLL
Target Asset ntdll.dll
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: ntdll.dll (DLL)
$Targets = 'ntdll.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

File System Services

Internal Work Notes

Elevated privilege vulnerability in Windows Brokering File System, patching required to prevent local privilege escalation attacks.

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Intelligence Sources

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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.