Microsoft update

KB5122874

Servicing Stack Update

Fixed in

TI-2026-56561 CVE-2026-81955 · GHSA-g5v3-7q65-84f8

MEDIUM 42

Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.00837 Published 2026-09-08 Fixed in 16.0.20326.20138, 16.0.5569.1003 +16 CWE-122