SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-26681

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

MEDIUM 6.7EPSS 0.57%

Does this matter?

Lower severity and a low EPSS score (0.57%). Track it; it rarely justifies an emergency change on its own.

Description

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

CVSS 3.1
6.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
0.57% probability · 46th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
microsoft/windows 10 21h2 · microsoft/windows 10 22h2 · microsoft/windows 11 22h2 · microsoft/windows 11 23h2 · microsoft/windows 11 24h2 · microsoft/windows server 2022 · microsoft/windows server 2022 23h2 · microsoft/windows server 2025
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.