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CVE-2025-30386

Microsoft Office

Microsoft CVSS 8.4 Updated March 12, 2026

Executive Risk Summary

"A use-after-free vulnerability in Microsoft Office allows an unauthorized attacker to execute code locally, potentially leading to system compromise. This vulnerability could be exploited by an attacker to gain control over the affected system, emphasizing the need for immediate patching."

Operational Audit Arsenal

Target Type Executable
Target Asset winword.exe
Standard Path %ProgramFiles%\Microsoft Office\Root\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

Office applications may be affected

Internal Work Notes

Urgent patching required for Microsoft Office due to use-after-free vulnerability allowing local code execution

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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.