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CVE-2025-53732

Microsoft Office

Microsoft CVSS 7.8 Updated March 12, 2026

Executive Risk Summary

"A heap-based buffer overflow vulnerability in Microsoft Office allows an unauthorized attacker to execute code locally, potentially leading to system compromise. This vulnerability poses a significant risk to systems with outdated or unpatched versions of Microsoft Office."

Operational Audit Arsenal

Target Type DLL
Target Asset mshtml.dll
Standard Path %ProgramFiles%\Microsoft Office\Root\Office16
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: mshtml.dll (DLL)
$Targets = 'mshtml.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

Office applications may be affected

Internal Work Notes

Urgent patching required for Microsoft Office to mitigate heap-based buffer overflow vulnerability (CVE-2025-53732)

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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.