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CVE-2025-55233

Windows - Projected File System

Microsoft CVSS 7.8 Updated March 13, 2026

Executive Risk Summary

"An out-of-bounds read vulnerability in the Windows Projected File System allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access to sensitive data and system resources. This vulnerability can be exploited by an attacker with local access to the system, and successful exploitation could result in a significant increase in privileges."

Operational Audit Arsenal

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

System services may be affected

Internal Work Notes

CVE-2025-55233: Local privilege escalation vulnerability in Windows Projected File System, requiring patching to prevent unauthorized access and potential system compromise.

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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.