CVE-2026-50417: 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 driver on Windows 10 Version 1607 (build 10.0.14393.0). An authorized attacker with local access can exploit this flaw to execute arbitrary code, potentially leading to full system compromise. The vulnerability is tracked as CWE-122 (Heap-based Buffer Overflow) and has a CVSS v3.1 base score of 7.8, indicating 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 an authorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability of the system. The vulnerability affects Windows 10 Version 1607 specifically and can result in elevated privileges for the attacker.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50417 to remediate this vulnerability.
CVE-2026-50417: 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 driver on Windows 10 Version 1607 (build 10.0.14393.0). An authorized attacker with local access can exploit this flaw to execute arbitrary code, potentially leading to full system compromise. The vulnerability is tracked as CWE-122 (Heap-based Buffer Overflow) and has a CVSS v3.1 base score of 7.8, indicating 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 an authorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability of the system. The vulnerability affects Windows 10 Version 1607 specifically and can result in elevated privileges for the attacker.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50417 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:56:53.259Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50417","vendor":"Microsoft"}]
Threat ID: 6a56769b68715ace43f09145
Added to database: 07/14/2026, 17:49:15 UTC
Last enriched: 08/13/2026, 14:51:09 UTC
Last updated: 08/25/2026, 22:52:12 UTC
Views: 70
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