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CVE-2025-21346

Target: Microsoft Office - Security Features

Microsoft CVSS 7.1 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A security feature bypass vulnerability exists in Microsoft Office, which could allow an attacker to bypass security features. This vulnerability requires an attacker to have access to a vulnerable system and the ability to execute malicious code."

Operational Audit Arsenal

Target Type Software
Target Asset Microsoft Office
Standard Path Installed on user workstations and servers
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Microsoft Office (Software)
$Target = "Microsoft Office"
$SearchPaths = @("$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 this vulnerability, and consider implementing additional security controls such as application whitelisting and exploit protection.

Intelligence Sources

Scope of Impact

365 Apps Office (Version 2019) Office (Version 2016) Office Long Term Servicing Channel (Version 2024) Office Long Term Servicing Channel (Version 2021)

Original NVD Description

"Microsoft Office Security Feature Bypass Vulnerability"

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