Home Microsoft CVE-2025-53786
Back to Microsoft

CVE-2025-53786

Exchange Server

Microsoft CVSS 8 Updated March 12, 2026

Executive Risk Summary

"A vulnerability has been identified in Microsoft Exchange Server hybrid deployments, which can be addressed by installing the April 2025 (or later) Hot Fix and implementing the recommended configuration changes. This vulnerability poses a risk to the security of Exchange Server and hybrid environments if left unpatched."

Operational Audit Arsenal

Target Type Executable
Target Asset Exchange Server
Standard Path %ProgramFiles%\Microsoft\Exchange Server
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Exchange Server (Executable)
$Targets = 'Exchange Server'
$SearchPaths = @("$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

Email services may be affected

Internal Work Notes

Apply April 2025 (or later) Hot Fix and implement recommended configuration changes to Exchange Server to mitigate identified vulnerability

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.