CVE-2025-27489: Microsoft Azure Stack Hci 22h2

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Improper input validation in Azure Local allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Azure Stack Hci 22h2: before 10.0.20348.3328 (fixed in 10.0.20348.3328)
• Microsoft Azure Stack Hci 23h2: before 10.0.25398.1486 (fixed in 10.0.25398.1486)

Published 2025-04-08. Last modified 2026-06-17.