CVE-2026-44802: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
CVE-2026-44802 is a use-after-free vulnerability in the Windows DWM Core Library affecting Windows 10 Version 1809 (build 10. 0. 17763. 0). This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a high severity score of 7. 8 and has been officially fixed by Microsoft.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-44802) involves a use-after-free condition in the Windows Desktop Window Manager (DWM) Core Library on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker could exploit this flaw to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this use-after-free vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access than intended. This can lead to full system compromise or unauthorized actions with elevated rights. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44802 for detailed patch information and installation instructions.
CVE-2026-44802: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
CVE-2026-44802 is a use-after-free vulnerability in the Windows DWM Core Library affecting Windows 10 Version 1809 (build 10. 0. 17763. 0). This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a high severity score of 7. 8 and has been officially fixed by Microsoft.
CVSS v3.1
Score 7.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-44802) involves a use-after-free condition in the Windows Desktop Window Manager (DWM) Core Library on Windows 10 Version 1809 (build 10.0.17763.0). An authorized local attacker could exploit this flaw to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this use-after-free vulnerability allows an authorized local attacker to elevate privileges, potentially gaining higher-level access than intended. This can lead to full system compromise or unauthorized actions with elevated rights. The vulnerability affects confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44802 for detailed patch information and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-07T20:07:18.270Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44802","vendor":"Microsoft"}]
Threat ID: 6a284cce8dd33fbd856649fd
Added to database: 6/9/2026, 5:26:38 PM
Last enriched: 6/9/2026, 10:42:40 PM
Last updated: 6/10/2026, 4:58:13 AM
Views: 2
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