CVE-2026-62807: 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, identified as CWE-59 (Improper Link Resolution Before File Access), affects Windows 10 Version 1607 (build 10.0.14393.0). It occurs in the Windows DHCP Server where the system improperly resolves symbolic links before accessing files, enabling an authorized local attacker to elevate privileges. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system, potentially gaining higher-level access than intended. This could lead to full system compromise depending on the attacker's goals and existing permissions.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. It is strongly recommended to apply the security update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62807 to remediate this issue.
CVE-2026-62807: 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, identified as CWE-59 (Improper Link Resolution Before File Access), affects Windows 10 Version 1607 (build 10.0.14393.0). It occurs in the Windows DHCP Server where the system improperly resolves symbolic links before accessing files, enabling an authorized local attacker to elevate privileges. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate their privileges on the affected system, potentially gaining higher-level access than intended. This could lead to full system compromise depending on the attacker's goals and existing permissions.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. It is strongly recommended to apply the security update available from the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62807 to remediate this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-14T21:08:07.966Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62807","vendor":"Microsoft"}]
Threat ID: 6a7b581abf8831d539156029
Added to database: 08/11/2026, 17:12:58 UTC
Last enriched: 08/11/2026, 21:27:43 UTC
Last updated: 08/12/2026, 02:41:17 UTC
Views: 2
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