CVE-2026-44807

HIGH

Microsoft Windows 11 version 26H1 - Windows DWM Core Library Elevation of Privilege Vulnerability

Title source: rule
STIX 2.1

Description

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Windows DWM Core Library Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44807

Scores

CVSS v3 7.8
EPSS 0.0022
EPSS Percentile 11.7%
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 (2)
Microsoft/Windows 11 version 26H1 10.0.28000.0 - 10.0.28000.2269
microsoft/windows_11_26h1 < 10.0.28000.2269 (2 CPE variants)
Published Jun 09, 2026
Tracked Since Jun 09, 2026