CVE-2026-58629: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-58629) involves a use-after-free condition in the Windows DirectX component on Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this flaw to elevate privileges on the affected system. The CVSS v3.1 base score is 7.0, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this issue, as documented in their security update guide.
Potential Impact
Successful exploitation allows a local attacker with authorized access to elevate their privileges, potentially gaining higher-level control over the affected system. This can lead to compromise of system confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update for Windows 10 Version 1607 (build 10.0.14393.0) as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58629 to remediate this vulnerability.
CVE-2026-58629: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-58629) involves a use-after-free condition in the Windows DirectX component on Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit this flaw to elevate privileges on the affected system. The CVSS v3.1 base score is 7.0, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this issue, as documented in their security update guide.
Potential Impact
Successful exploitation allows a local attacker with authorized access to elevate their privileges, potentially gaining higher-level control over the affected system. This can lead to compromise of system confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update for Windows 10 Version 1607 (build 10.0.14393.0) as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58629 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-01T21:14:44.616Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58629","vendor":"Microsoft"}]
Threat ID: 6a5676c468715ace43f0b2ea
Added to database: 07/14/2026, 17:49:56 UTC
Last enriched: 08/13/2026, 16:10:41 UTC
Last updated: 08/27/2026, 11:04:02 UTC
Views: 75
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