CVE-2026-32212: 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 Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32212) affects Windows 10 Version 1607 (build 10.0.14393.0) and is caused by improper link resolution before file access in the Universal Plug and Play DLL (upnp.dll). Specifically, the system incorrectly handles symbolic links or similar references, allowing an authorized local user to access information they should not be able to. The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, and required privileges. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to disclose sensitive information on the affected system. The confidentiality impact is high, but there is no impact on integrity or availability. No known exploits are currently reported in the wild.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the provided security update from the Microsoft Security Response Center as soon as possible to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-32212: 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 Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.
CVSS v3.1
Score 5.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32212) affects Windows 10 Version 1607 (build 10.0.14393.0) and is caused by improper link resolution before file access in the Universal Plug and Play DLL (upnp.dll). Specifically, the system incorrectly handles symbolic links or similar references, allowing an authorized local user to access information they should not be able to. The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, and required privileges. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to disclose sensitive information on the affected system. The confidentiality impact is high, but there is no impact on integrity or availability. No known exploits are currently reported in the wild.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the provided security update from the Microsoft Security Response Center as soon as possible to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-11T01:49:58.659Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32212","vendor":"Microsoft"}]
Threat ID: 69de7a3682d89c981fd6bd43
Added to database: 4/14/2026, 5:32:38 PM
Last enriched: 5/19/2026, 10:48:42 AM
Last updated: 5/30/2026, 1:48:33 PM
Views: 71
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