CVE-2026-32156: 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 execute code locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32156) 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 could allow an unauthorized attacker to execute arbitrary code locally. The CVSS v3.1 base score is 7.4, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this use-after-free vulnerability could result in local code execution by an unauthorized attacker, potentially leading to full system compromise. The CVSS score indicates high impact on confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32156 to remediate this issue.
CVE-2026-32156: 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 execute code locally.
CVSS v3.1
Score 7.4high
Affected software
Microsoft
Windows 10 Version 1607
Microsoft
Windows 10 Version 1809
Microsoft
Windows 10 Version 21H2
Microsoft
Windows 10 Version 22H2
Microsoft
Windows 11 version 22H3
Microsoft
Windows 11 Version 23H2
Microsoft
Windows 11 Version 24H2
Microsoft
Windows 11 Version 25H2
Microsoft
Windows 11 version 26H1
Microsoft
Windows Server 2012
Microsoft
Windows Server 2012 (Server Core installation)
Microsoft
Windows Server 2012 R2
Microsoft
Windows Server 2012 R2 (Server Core installation)
Microsoft
Windows Server 2016
Microsoft
Windows Server 2016 (Server Core installation)
Microsoft
Windows Server 2019
Microsoft
Windows Server 2019 (Server Core installation)
Microsoft
Windows Server 2022
Microsoft
Windows Server 2022, 23H2 Edition (Server Core installation)
Microsoft
Windows Server 2025
Microsoft
Windows Server 2025 (Server Core installation)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32156) 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 could allow an unauthorized attacker to execute arbitrary code locally. The CVSS v3.1 base score is 7.4, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this use-after-free vulnerability could result in local code execution by an unauthorized attacker, potentially leading to full system compromise. The CVSS score indicates high impact on confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32156 to remediate this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T23:09:43.264Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32156","vendor":"Microsoft"}]
Threat ID: 69de7a3082d89c981fd6bc83
Added to database: 04/14/2026, 17:32:32 UTC
Last enriched: 08/15/2026, 14:03:53 UTC
Last updated: 09/13/2026, 10:01:30 UTC
Views: 76
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