CVE-2026-32212
Received Received - Intake
Improper Link Resolution in upnp.dll Leads to Local Information Disclosure

Publication date: 2026-04-14

Last updated on: 2026-04-20

Assigner: Microsoft Corporation

Description
Improper link resolution before file access ('link following') in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information locally.
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Meta Information
Published
2026-04-14
Last Modified
2026-04-20
Generated
2026-06-16
AI Q&A
2026-04-14
EPSS Evaluated
2026-06-15
NVD
CVE-2026-32212
EUVD
EUVD-2026-22593
Affected Vendors & Products
Showing 25 associated CPEs
Vendor Product Version / Range
microsoft windows_server_2012 r2
microsoft windows_server_2012 *
microsoft windows_10_1607 to 10.0.14393.9060 (exc)
microsoft windows_10_1607 to 10.0.14393.9060 (exc)
microsoft windows_10_1809 to 10.0.17763.8644 (exc)
microsoft windows_10_1809 to 10.0.17763.8644 (exc)
microsoft windows_10_21h2 to 10.0.19044.7184 (exc)
microsoft windows_10_21h2 to 10.0.19044.7184 (exc)
microsoft windows_10_21h2 to 10.0.19044.7184 (exc)
microsoft windows_10_22h2 to 10.0.19045.7184 (exc)
microsoft windows_10_22h2 to 10.0.19045.7184 (exc)
microsoft windows_10_22h2 to 10.0.19045.7184 (exc)
microsoft windows_11_23h2 to 10.0.22631.6936 (exc)
microsoft windows_11_23h2 to 10.0.22631.6936 (exc)
microsoft windows_11_24h2 to 10.0.26100.8246 (exc)
microsoft windows_11_24h2 to 10.0.26100.8246 (exc)
microsoft windows_11_25h2 to 10.0.26200.8246 (exc)
microsoft windows_11_25h2 to 10.0.26200.8246 (exc)
microsoft windows_11_26h1 to 10.0.28000.1836 (exc)
microsoft windows_11_26h1 to 10.0.28000.1836 (exc)
microsoft windows_server_2016 to 10.0.14393.9060 (exc)
microsoft windows_server_2019 to 10.0.17763.8644 (exc)
microsoft windows_server_2022 to 10.0.20348.5020 (exc)
microsoft windows_server_2022_23h2 to 10.0.25398.2274 (exc)
microsoft windows_server_2025 to 10.0.26100.32690 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
CWE-59 The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
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Compliance Impact

This vulnerability allows an authorized attacker to disclose information locally due to improper link resolution before file access in Universal Plug and Play (upnp.dll).

Information disclosure vulnerabilities can potentially impact compliance with standards and regulations such as GDPR and HIPAA, which require protection of sensitive data and personal information.

However, the provided information does not specify the exact nature or sensitivity of the disclosed information, nor does it detail the compliance implications directly.

Executive Summary

This vulnerability involves improper link resolution before file access in the Universal Plug and Play (upnp.dll) component. Specifically, it is a 'link following' issue that allows an authorized attacker to disclose information locally on the affected system.

Impact Analysis

The vulnerability can lead to local information disclosure by an authorized attacker. This means sensitive information could be exposed on the affected system without proper authorization, potentially compromising confidentiality.

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