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CVE-2025-21414

Target: Windows - Core Messaging

Microsoft CVSS 7 Updated March 10, 2026
Threat Level HIGH

Executive Risk Summary

"A vulnerability in Windows Core Messaging could allow an attacker to elevate privileges, potentially leading to unauthorized access and control of affected systems. This vulnerability is considered critical and should be addressed promptly to prevent potential security breaches."

Operational Audit Arsenal

Target Type System
Target Asset Windows Core Messaging
Standard Path Windows Operating System
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Windows Core Messaging (System)
$Target = "Windows Core Messaging"
$SearchPaths = @("$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

Moderate

Internal Work Notes

Apply the latest security updates from Microsoft to mitigate the Windows Core Messaging Elevation of Privileges Vulnerability (CVE-2025-21414).

Intelligence Sources

Scope of Impact

Windows Server 2022 23H2 Windows 10 1809 Windows 11 24H2 Windows 10 22H2 Windows Server 2016 Windows Server 2025 Windows 11 22H2 Windows 10 21H2 Windows 10 1607 Windows Server 2019 Windows 11 23H2 Windows 10 1507 Windows Server 2022

Original NVD Description

"Windows Core Messaging Elevation of Privileges Vulnerability"

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