CVE-2026-27916 Details
Description
Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
A use-after-free vulnerability has been identified in the Windows Universal Plug and Play (UPnP) Device Host. This vulnerability allows an authorized attacker to locally elevate privileges. The issue arises from improper memory management, which can be exploited to gain access to a limited set of administrator-protected objects.
Users can apply the security update KB5082123 for Windows Server 2019, KB5082200 for Windows 10 versions 22H2, 21H2, and 1809, KB5083768 for Windows 11 version 26H1, KB5082198 for Windows Server 2016, and KB5082063 for Windows Server 2025. For Windows Server 2022, the security update is included in the monthly rollup. Instructions for downloading these security updates are available on the Microsoft Update Catalog.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 9, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27916 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1607 | < 10.0.14393.9060 |
CPE
Remediation
| |
| microsoft windows 10 1809 | < 10.0.17763.8644 |
CPE
Remediation
| |
| microsoft windows 10 21h2 | < 10.0.19044.7184 |
CPE
Remediation
| |
| microsoft windows 10 22h2 | < 10.0.19045.7184 |
CPE
Remediation
| |
| microsoft windows 11 23h2 | < 10.0.22631.6936 |
CPE
Remediation
| |
| microsoft windows 11 24h2 | < 10.0.26100.8246 |
CPE
Remediation
| |
| microsoft windows 11 25h2 | < 10.0.26200.8246 |
CPE
Remediation
| |
| microsoft windows 11 26h1 | < 10.0.28000.1836 |
CPE
Remediation
| |
| microsoft windows server 2012 | r2 |
CPE
Remediation
| |
| microsoft windows server 2016 | < 10.0.14393.9060 |
CPE
Remediation
| |
| microsoft windows server 2019 | < 10.0.17763.8644 |
CPE
Remediation
| |
| microsoft windows server 2022 | < 10.0.20348.5020 |
CPE
Remediation
| |
| microsoft windows server 2022 23h2 | < 10.0.25398.2274 |
CPE
Remediation
| |
| microsoft windows server 2025 | < 10.0.26100.32690 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 22, 2026 | Initial Analysis | [email protected] |
| Apr 14, 2026 | New CVE Received | [email protected] |