CVE-2026-50377: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CWE-125) involves an out-of-bounds read in the Windows Kernel on Windows 10 Version 1607 (build 10.0.14393.0). An authorized attacker with local access can exploit this flaw to elevate their privileges. The issue has been assigned CVE-2026-50377 and has a CVSS 3.1 base score of 5.5, indicating medium severity. Microsoft has released an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this out-of-bounds read vulnerability to elevate their privileges on the affected system. There is no indication of confidentiality, integrity, or availability impact beyond privilege escalation. No known exploits are reported in the wild at this time.
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 (build 10.0.14393.0) to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50377 for update details.
CVE-2026-50377: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
Out-of-bounds read in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-125) involves an out-of-bounds read in the Windows Kernel on Windows 10 Version 1607 (build 10.0.14393.0). An authorized attacker with local access can exploit this flaw to elevate their privileges. The issue has been assigned CVE-2026-50377 and has a CVSS 3.1 base score of 5.5, indicating medium severity. Microsoft has released an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this out-of-bounds read vulnerability to elevate their privileges on the affected system. There is no indication of confidentiality, integrity, or availability impact beyond privilege escalation. No known exploits are reported in the wild at this time.
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 (build 10.0.14393.0) to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50377 for update details.
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: 08/13/2026, 14:43:25 UTC
Last updated: 08/26/2026, 22:52:11 UTC
Views: 69
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