Home Microsoft CVE-2025-21345
Back to Microsoft

CVE-2025-21345

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, which could allow an attacker to execute arbitrary code on the affected system. This vulnerability can be exploited by convincing a user to open a specially crafted Visio file."

Operational Audit Arsenal

Target Type Application
Target Asset Microsoft Office Visio
Standard Path Client Workstations and Servers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Microsoft Office Visio (Application)
$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 vulnerability, and consider implementing additional security measures such as restricting access to Visio files from untrusted sources.

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.