Elevation of Privilege Vulnerability in Windows DWM Core Library by Microsoft
CVE-2026-44808

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 11 Version 26h1
Vendor
CVE Published:
9 June 2026

What is CVE-2026-44808?

A vulnerability in the Windows DWM Core Library allows an authorized attacker to exploit a use-after-free condition, potentially enabling the attacker to escalate their privileges within the system. This flaw can be executed locally, posing a significant risk to users operating on affected Windows versions. Mitigations and patch information are available through Microsoft resources.

Affected Version(s)

Windows 11 version 26H1 ARM64-based Systems 10.0.28000.0 < 10.0.28000.2269

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.