Home Microsoft CVE-2026-20952
Back to Microsoft

CVE-2026-20952

Microsoft Office - Core

Microsoft CVSS 8.4 Updated March 15, 2026

Executive Risk Summary

"A use-after-free vulnerability in Microsoft Office allows an unauthorized attacker to execute code locally, potentially leading to a complete system compromise. This vulnerability can be exploited by an attacker to gain control over the affected system, resulting in data breaches and other malicious activities."

Operational Audit Arsenal

Target Type Dynamic Link Library
Target Asset msodll40.dll
Standard Path %ProgramFiles%\Microsoft Office\Root\Office16
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: msodll40.dll (Dynamic Link Library)
$Targets = 'msodll40.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

Moderate

Internal Work Notes

CVE-2026-20952: Microsoft Office use-after-free vulnerability, requires immediate patching to prevent code execution attacks

Technical Intelligence & Operational Utilities • Delivered Weekly

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.