CVE-2025-29800: Microsoft Autoupdate

High severity, CVSS 7.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Improper privilege management in Microsoft AutoUpdate (MAU) allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Autoupdate: before 4.78 (fixed in 4.78)

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