Microsoft update

KB5129241

Security Hotpatch Update

Fixed in

TI-2026-44822 CVE-2026-62721 · GHSA-2rpv-2fr2-r2m9

LOW 36

Insufficient granularity of access control in User-Mode Power Service (UMPS) allows an authorized attacker to elevate privileges locally.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00298 Published 2026-08-11 Fixed in 10.0.14393.9418, 10.0.17763.9121 +10 CWE-1220