CVE-2026-62776: CWE-59: Improper Link Resolution Before File Access ('Link Following') in Microsoft Windows 10 Version 1607
Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CWE-59) in Windows 10 Version 1607 (build 10.0.14393.0) affects the DHCP Server's handling of symbolic links or similar link types before accessing files. Improper resolution of these links can be leveraged by an authorized local attacker to escalate privileges on the affected system. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and requiring privileges but no user interaction. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An authorized local attacker could exploit this vulnerability to elevate their privileges, potentially gaining higher-level access rights on the affected Windows 10 Version 1607 system. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for CVE-2026-62776 as soon as possible to remediate this vulnerability. Refer to the Microsoft Security Update Guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62776 for details and patch deployment instructions.
CVE-2026-62776: CWE-59: Improper Link Resolution Before File Access ('Link Following') in Microsoft Windows 10 Version 1607
Description
Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-59) in Windows 10 Version 1607 (build 10.0.14393.0) affects the DHCP Server's handling of symbolic links or similar link types before accessing files. Improper resolution of these links can be leveraged by an authorized local attacker to escalate privileges on the affected system. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and requiring privileges but no user interaction. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
An authorized local attacker could exploit this vulnerability to elevate their privileges, potentially gaining higher-level access rights on the affected Windows 10 Version 1607 system. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for CVE-2026-62776 as soon as possible to remediate this vulnerability. Refer to the Microsoft Security Update Guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62776 for details and patch deployment instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-14T21:04:04.256Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62776","vendor":"Microsoft"}]
Threat ID: 6a7b5815bf8831d539155edc
Added to database: 08/11/2026, 17:12:53 UTC
Last enriched: 08/11/2026, 21:43:18 UTC
Last updated: 08/12/2026, 03:21:17 UTC
Views: 3
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