CVE-2026-27925: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Windows Universal Plug and Play (UPnP) Device Host on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation can lead to information disclosure by an attacker without privileges or user interaction, but requires network adjacency. Microsoft has released an official patch to address this issue.
Potential Impact
An attacker on an adjacent network can exploit this use-after-free vulnerability to disclose sensitive information from the affected system. There is no impact on integrity or availability reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27925 to remediate this vulnerability.
CVE-2026-27925: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose information over an adjacent network.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Windows Universal Plug and Play (UPnP) Device Host on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation can lead to information disclosure by an attacker without privileges or user interaction, but requires network adjacency. Microsoft has released an official patch to address this issue.
Potential Impact
An attacker on an adjacent network can exploit this use-after-free vulnerability to disclose sensitive information from the affected system. There is no impact on integrity or availability reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27925 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-02-24T21:35:49.688Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27925","vendor":"Microsoft"}]
Threat ID: 69de7a2482d89c981fd6b9fc
Added to database: 04/14/2026, 17:32:20 UTC
Last enriched: 06/19/2026, 17:03:20 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 105
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