Home Microsoft CVE-2025-9491
Back to Microsoft

CVE-2025-9491

Windows - LNK Handler

Microsoft CVSS 7.8 Updated March 12, 2026

Executive Risk Summary

"A remote code execution vulnerability exists in Microsoft Windows due to the mishandling of .LNK files, allowing attackers to execute arbitrary code with user interaction. This vulnerability can be exploited by crafting malicious .LNK files that can execute code in the context of the current user."

Operational Audit Arsenal

Target Type Executable
Target Asset lnkfile.dll
Standard Path %windir%\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: lnkfile.dll (Executable)
$Targets = 'lnkfile.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 and explorer services may be affected

Internal Work Notes

Remote code execution vulnerability in Windows LNK file handling, requiring user interaction to exploit. Patching may require a system reboot and could disrupt file system and explorer services.

Technical Intelligence & Operational Utilities • Delivered Weekly

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.