CVE-2026-44811 Details
Description
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
A use-after-free vulnerability in the Windows DWM Core Library has been identified, allowing an authorized attacker to locally elevate privileges. This vulnerability could enable an attacker to gain SYSTEM privileges.
Users can download the security update for this vulnerability via the Microsoft Update Catalog. The update is also available through Windows Update. For more information, refer to the Microsoft Knowledge Base article KB5095051.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 5, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44811 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
| CWE-122 | Heap-based Buffer Overflow | [email protected] |
| CWE-20 | Improper Input Validation | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 11 26h1 | < 10.0.28000.2269 |
CPE
Remediation
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Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jul 9, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 12, 2026 | Initial Analysis | [email protected] |
| Jun 9, 2026 | New CVE Received | [email protected] |