CVE-2026-45636: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-45636) involves a heap-based buffer overflow in the Windows NTFS driver on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local access and user interaction but can lead to arbitrary code execution with full system impact. Microsoft has published an official fix addressing this issue. No known exploits in the wild have been reported at this time.
Potential Impact
Successful exploitation allows an unauthorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of 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 in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45636 to remediate this vulnerability.
CVE-2026-45636: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
CVSS v3.1
Score 7.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-45636) involves a heap-based buffer overflow in the Windows NTFS driver on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local access and user interaction but can lead to arbitrary code execution with full system impact. Microsoft has published an official fix addressing this issue. No known exploits in the wild have been reported at this time.
Potential Impact
Successful exploitation allows an unauthorized local attacker to execute arbitrary code on the affected system, potentially leading to full compromise of 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 in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45636 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-12T20:33:35.155Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45636","vendor":"Microsoft"}]
Threat ID: 6a284ce78dd33fbd85664ec3
Added to database: 6/9/2026, 5:27:03 PM
Last enriched: 6/9/2026, 6:55:36 PM
Last updated: 6/10/2026, 5:01:42 AM
Views: 2
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