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CVE-2025-21356

Target: Microsoft Office - Visio

Microsoft CVSS 7.8 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A remote code execution vulnerability exists in Microsoft Office Visio, allowing attackers to execute arbitrary code on affected systems. Successful exploitation of this vulnerability could grant an attacker control over the affected system, potentially leading to data breaches, lateral movement, and other malicious activities."

Operational Audit Arsenal

Target Type Software
Target Asset Microsoft Office Visio
Standard Path Installed on Windows systems
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Microsoft Office Visio (Software)
$Target = "Microsoft Office Visio"
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Filter $Target -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Required
Service Disruption

Low to Moderate

Internal Work Notes

Apply the latest security updates from Microsoft to mitigate the Microsoft Office Visio Remote Code Execution Vulnerability (CVE-2025-21356).

Intelligence Sources

Scope of Impact

365 Apps Office Long Term Servicing Channel (Version 2024) Office (Version 2019) Office Long Term Servicing Channel (Version 2021)

Original NVD Description

"Microsoft Office Visio Remote Code Execution Vulnerability"

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.