CVE-2026-50494: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the Windows NTFS file system driver in Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to execute arbitrary code with elevated privileges. The flaw is tracked as CWE-122. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation could allow an authorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability. The CVSS 3.1 vector indicates low attack complexity, low privileges required, and no user interaction needed, with high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50494 for detailed patching instructions.
CVE-2026-50494: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap-based buffer overflow in the Windows NTFS file system driver in Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to execute arbitrary code with elevated privileges. The flaw is tracked as CWE-122. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation could allow an authorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability. The CVSS 3.1 vector indicates low attack complexity, low privileges required, and no user interaction needed, with high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1607 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50494 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:59:53.337Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50494","vendor":"Microsoft"}]
Threat ID: 6a5676a668715ace43f09640
Added to database: 07/14/2026, 17:49:26 UTC
Last enriched: 08/13/2026, 15:04:24 UTC
Last updated: 08/26/2026, 11:03:42 UTC
Views: 101
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