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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-42896

Windows DWM Core Library Elevation of Privilege Vulnerability

Description

Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8457affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8457affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.2113affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.32860affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.32860affected

References