CVE-2026-62893: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CWE-416) involves a use-after-free condition in Windows Deployment Services on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation allows remote code execution by an unauthenticated attacker over the network. The vulnerability is rated critical with a CVSS 3.1 base score of 9.8, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and complete impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation enables an attacker to execute arbitrary code remotely on the affected system, potentially leading to full system compromise including unauthorized access, data disclosure, and disruption of service.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62893 to remediate this vulnerability.
CVE-2026-62893: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-416) involves a use-after-free condition in Windows Deployment Services on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation allows remote code execution by an unauthenticated attacker over the network. The vulnerability is rated critical with a CVSS 3.1 base score of 9.8, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and complete impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation enables an attacker to execute arbitrary code remotely on the affected system, potentially leading to full system compromise including unauthorized access, data disclosure, and disruption of service.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62893 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-14T21:13:55.101Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62893","vendor":"Microsoft"}]
Threat ID: 6a7b5821bf8831d53915615a
Added to database: 08/11/2026, 17:13:05 UTC
Last enriched: 08/11/2026, 20:58:16 UTC
Last updated: 08/12/2026, 04:26:59 UTC
Views: 10
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