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CVE-2025-21342

Microsoft Edge (Chromium-based)

Microsoft CVSS 8.8 Updated March 10, 2026

Executive Risk Summary

"A remote code execution vulnerability exists in Microsoft Edge (Chromium-based) that could allow an attacker to execute arbitrary code on a user's system. This vulnerability is considered critical and requires immediate attention to prevent potential exploitation."

Operational Audit Arsenal

Target Type Executable
Target Asset edge.exe
Standard Path %ProgramFiles(x86)%\Microsoft\Edge\Application
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: edge.exe (Executable)
$Targets = 'edge.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

Web browsing services may be affected

Internal Work Notes

Apply latest Microsoft Edge (Chromium-based) security update to mitigate remote code execution vulnerability (CVE-2025-21342)

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Intelligence Sources

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