CVE-2026-50329: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
CVE-2026-50329 is a use-after-free vulnerability in the Windows Kernel of Microsoft Windows 10 Version 1809. It allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50329) involves a use-after-free condition in the Windows Kernel on Windows 10 Version 1809 (build 10.0.17763.0). Exploitation requires local access with some privileges and can lead to elevation of privileges, impacting confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate privileges, potentially gaining higher system rights. This can lead to full system compromise, affecting confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50329 to remediate this vulnerability.
CVE-2026-50329: CWE-416: Use After Free in Microsoft Windows 10 Version 1809
Description
CVE-2026-50329 is a use-after-free vulnerability in the Windows Kernel of Microsoft Windows 10 Version 1809. It allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50329) involves a use-after-free condition in the Windows Kernel on Windows 10 Version 1809 (build 10.0.17763.0). Exploitation requires local access with some privileges and can lead to elevation of privileges, impacting confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate privileges, potentially gaining higher system rights. This can lead to full system compromise, affecting confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50329 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:15:10.951Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50329","vendor":"Microsoft"}]
Threat ID: 6a56768f68715ace43f08c4e
Added to database: 07/14/2026, 17:49:03 UTC
Last enriched: 07/15/2026, 00:33:46 UTC
Last updated: 07/15/2026, 00:33:46 UTC
Views: 2
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