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CVE-2026-26138

Microsoft Purview - Server

Microsoft CVSS 8.6 Updated March 20, 2026

Executive Risk Summary

"A server-side request forgery (SSRF) vulnerability in Microsoft Purview allows an unauthorized attacker to elevate privileges over a network, potentially leading to unauthorized access to sensitive data. This vulnerability can be exploited by an attacker to gain control over the affected system, resulting in a significant risk to data integrity and confidentiality."

Operational Audit Arsenal

Target Type Service
Target Asset Microsoft.Purview.Server.exe
Standard Path %ProgramFiles%\Microsoft Purview\Server
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: Microsoft.Purview.Server.exe (Service)
$Targets = 'Microsoft.Purview.Server.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

Moderate

Internal Work Notes

CVE-2026-26138: Microsoft Purview SSRF vulnerability - apply patch from https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26138 to prevent privilege escalation attacks

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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.