CVE-2026-26138: high-severity vulnerability in Microsoft Purview
Microsoft Purview Elevation of Privilege Vulnerability
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.6epss 0.6%
Server-side request forgery (ssrf) in Microsoft Purview allows an unauthorized attacker to elevate privileges over a network.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C
Affected products
Microsoft · Microsoft PurviewRelated CVEs — Microsoft Purview
In the same product, most dangerous first.
CVE-2025-21385HIGHMicrosoft Purview Information Disclosure VulnerabilityEPSS 28.1%CVE-2025-64676HIGHMicrosoft Purview eDiscovery Remote Code Execution VulnerabilityEPSS 1.0%CVE-2025-53762HIGHMicrosoft Purview Elevation of Privilege VulnerabilityEPSS 0.9%CVE-2026-26139HIGHMicrosoft Purview Elevation of Privilege VulnerabilityEPSS 0.6%