CVE-2026-26139

HIGH

Microsoft Purview Elevation of Privilege Vulnerability

Title source: cna
STIX 2.1

Description

Server-side request forgery (ssrf) in Microsoft Purview allows an unauthorized attacker to elevate privileges over a network.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Microsoft Purview Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26139

Scores

CVSS v3 8.6
EPSS 0.0055
EPSS Percentile 41.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-918
Status published
Products (2)
Microsoft/Microsoft Purview -
microsoft/purview
Published Mar 19, 2026
Tracked Since Mar 20, 2026