CVE-2025-27489

Azure Local Elevation of Privilege Vulnerability

CVE-2025-27489 is fixed in Azure Stack HCI OS 22H2 on 1 platform by KB5055526 (version 20348.3453), released April 8, 2025. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.8

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0062

50th percentile

<p>Improper input validation in Azure Local allows an authorized attacker to elevate privileges locally.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Azure Stack HCI OS 22H2	20348.3453	KB5055526	Apr 8, 2025

Details

Published
April 8, 2025
Weakness
Improper Input Validation
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27489

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