CVE-2026-50377: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
CVE-2026-50377 is an out-of-bounds read vulnerability in the Windows Kernel of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a medium severity rating with a CVSS score of 5.5. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in the Windows Kernel on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local access with some privileges and does not require user interaction. Successful exploitation could lead to privilege escalation, allowing an attacker to gain higher-level permissions on the affected system. Microsoft has released an official patch to address this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system. The confidentiality impact is high, while integrity and availability impacts are not affected. There are no known exploits in the wild at this time.
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-2026-50377 to remediate this vulnerability.
CVE-2026-50377: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
CVE-2026-50377 is an out-of-bounds read vulnerability in the Windows Kernel of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a medium severity rating with a CVSS score of 5.5. An official fix is available from Microsoft.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in the Windows Kernel on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires local access with some privileges and does not require user interaction. Successful exploitation could lead to privilege escalation, allowing an attacker to gain higher-level permissions on the affected system. Microsoft has released an official patch to address this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system. The confidentiality impact is high, while integrity and availability impacts are not affected. There are no known exploits in the wild at this time.
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-2026-50377 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:55:14.744Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50377","vendor":"Microsoft"}]
Threat ID: 6a56769668715ace43f08e1e
Added to database: 07/14/2026, 17:49:10 UTC
Last enriched: 07/15/2026, 00:18:06 UTC
Last updated: 07/15/2026, 00:18:06 UTC
Views: 2
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