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CVE-2025-54904

Microsoft Office Excel

Microsoft CVSS 7.8 Updated March 12, 2026

Executive Risk Summary

"A use-after-free vulnerability in Microsoft Office Excel allows an unauthorized attacker to execute code locally, potentially leading to system compromise. Successful exploitation could result in the attacker gaining control over the affected system, allowing them to install malware, steal sensitive data, or disrupt operations."

Operational Audit Arsenal

Target Type Executable
Target Asset excel.exe
Standard Path %ProgramFiles%Microsoft OfficeRootOffice16
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: excel.exe (Executable)
$Targets = 'excel.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 services may be affected

Internal Work Notes

High-priority patching required for Microsoft Office Excel to mitigate use-after-free vulnerability (CVE-2025-54904)

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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.