CVE-2026-45586: 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 Collaborative Translation Framework allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
CVE-2026-45586 is a CWE-59 vulnerability affecting Windows 10 Version 1607 (build 10.0.14393.0). It involves improper link resolution ('link following') before file access within the Windows Collaborative Translation Framework. This vulnerability enables an authorized local attacker to escalate privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges, potentially gaining higher-level access than intended. The impact includes full compromise of confidentiality, integrity, and availability of the affected system due to the high CVSS score and the nature of privilege escalation.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided security update from the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45586 to remediate the issue.
CVE-2026-45586: 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 Collaborative Translation Framework 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
CVE-2026-45586 is a CWE-59 vulnerability affecting Windows 10 Version 1607 (build 10.0.14393.0). It involves improper link resolution ('link following') before file access within the Windows Collaborative Translation Framework. This vulnerability enables an authorized local attacker to escalate privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges, potentially gaining higher-level access than intended. The impact includes full compromise of confidentiality, integrity, and availability of the affected system due to the high CVSS score and the nature of privilege escalation.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the provided security update from the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45586 to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-12T19:55:45.729Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45586","vendor":"Microsoft"}]
Threat ID: 6a284ce18dd33fbd85664df4
Added to database: 06/09/2026, 17:26:57 UTC
Last enriched: 07/29/2026, 21:58:34 UTC
Last updated: 07/31/2026, 21:26:44 UTC
Views: 316
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