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CVE-2025-47166

Microsoft Office SharePoint

Microsoft CVSS 8.8 Updated March 12, 2026

Executive Risk Summary

"An authorized attacker can execute code over a network due to deserialization of untrusted data in Microsoft Office SharePoint. This vulnerability poses a significant risk to the security and integrity of the SharePoint environment."

Operational Audit Arsenal

Target Type Executable
Target Asset winword.exe
Standard Path %ProgramFiles%\Microsoft Office\Office16
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: winword.exe (Executable)
$Targets = 'winword.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

SharePoint services may be affected

Internal Work Notes

Apply patch for CVE-2025-47166 to prevent code execution vulnerability in Microsoft Office SharePoint

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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.