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CVE-2025-21356

Microsoft Office Visio

Microsoft CVSS 7.8 Updated March 10, 2026

Executive Risk Summary

"A remote code execution vulnerability exists in Microsoft Office Visio, allowing an attacker to execute arbitrary code on the target system. Successful exploitation of this vulnerability could result in the attacker gaining control of the affected system."

Operational Audit Arsenal

Target Type Executable
Target Asset visio.exe
Standard Path %ProgramFiles%Microsoft OfficeRootOffice16VISIO.EXE
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: visio.exe (Executable)
$Targets = 'visio.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

Microsoft Office Visio service affected

Internal Work Notes

Apply latest Microsoft Office Visio security update to mitigate remote code execution vulnerability (CVE-2025-21356)

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Intelligence Sources

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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.