CVE-2026-20920

—

CVSS 3.1

7.8 high

EPSS

<1%p41

Published

Jan 13, 2026 (Jan 13, 2026)

Modified

Jul 30, 2026

Description

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Vendors: microsoft
Products: windows 11 23h2, windows server 2022, windows server 2022 23h2
Weakness: CWE-416
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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