CVE-2025-26681 — Use After Free in Microsoft Windows 10 Version 21h2

CWE-416 — Use After Free5 documents5 sources
Severity
6.7MEDIUMNVD
EPSS
0.3%
top 50.39%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
14
Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2Microsoft Windows 11 Version 22h2+11 more
Timeline
PublishedApr 8

Description

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

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages14 packages

▶NVDmicrosoft/windows< 10.0.20348.3453+2
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5737
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.5737
▶NVDmicrosoft/windows_11_22h2< 10.0.22621.5189
▶NVDmicrosoft/windows_11_23h2< 10.0.22631.5189

🔴Vulnerability Details

2
CVEList
Win32k Elevation of Privilege Vulnerability↗2025-04-08
▶
GHSA
GHSA-9c5m-4mvh-2p3v: Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally↗2025-04-08
▶

📋Vendor Advisories

1
Microsoft
Win32k Elevation of Privilege Vulnerability↗2025-04-08
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
▶
CVE-2025-26681 — Use After Free in Microsoft | cvebase