CVE-2026-26132

HIGH

Windows Kernel - Privilege Escalation

Title source: llm
STIX 2.1

Description

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

References (1)

Scores

CVSS v3 7.8
EPSS 0.0003
EPSS Percentile 8.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (21)
Microsoft/Windows 10 Version 21H2 10.0.19044.0 - 10.0.19044.7058
Microsoft/Windows 10 Version 22H2 10.0.19045.0 - 10.0.19045.7058
Microsoft/Windows 11 version 22H3 10.0.22631.0 - 10.0.22631.6783
Microsoft/Windows 11 Version 23H2 10.0.22631.0 - 10.0.22631.6783
Microsoft/Windows 11 Version 24H2 10.0.26100.0 - 10.0.26100.8037
Microsoft/Windows 11 Version 25H2 10.0.26200.0 - 10.0.26200.8037
Microsoft/Windows 11 version 26H1 10.0.28000.0 - 10.0.28000.1719
Microsoft/Windows 11 Version 26H1 10.0.28000.0 - 10.0.28000.1719
Microsoft/Windows Server 2022 10.0.20348.0 - 10.0.20348.4893
Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 - 10.0.25398.2207
... and 11 more
Published Mar 10, 2026
Tracked Since Mar 11, 2026