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Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

MicrosoftCVE-2026-69775

Microsoft Windows DWM Core Library: use after free

Microsoft

CVE-2026-69775 · Published Sep 8, 2026 · updated Sep 22, 2026

High7.1
Fix: upgrade to 10.0.22631.7582 or later (3 fixed versions below)
Microsoft advisory

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

Affected versions

PackageAffectedFixed in
Windows 11 Version 23H2
Product
>= 10.0.22631.0, < 10.0.22631.758210.0.22631.7582
Windows 11 version 23H2
Product
>= 10.0.22631.0, < 10.0.22631.758210.0.22631.7582
Windows Server 2025
Product
>= 10.0.26100.0, < 10.0.26100.3343810.0.26100.33438
Windows Server 2025 (Server Core installation)
Product
>= 10.0.26100.0, < 10.0.26100.3343810.0.26100.33438
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-416

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