CVE-2026-32083
Received Received - Intake
Race Condition in Windows SSDP Service Enables Local Privilege Escalation

Publication date: 2026-04-14

Last updated on: 2026-04-21

Assigner: Microsoft Corporation

Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.
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Meta Information
Published
2026-04-14
Last Modified
2026-04-21
Generated
2026-06-16
AI Q&A
2026-04-14
EPSS Evaluated
2026-06-14
NVD
CVE-2026-32083
EUVD
EUVD-2026-22515
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-362 The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
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Executive Summary

This vulnerability is a race condition in the Windows SSDP Service caused by concurrent execution using a shared resource without proper synchronization.

It allows an authorized attacker to elevate their privileges locally on the affected system.

Impact Analysis

An attacker who is already authorized on the system can exploit this vulnerability to gain higher privileges.

This elevation of privilege can lead to full control over the affected system, potentially allowing the attacker to execute arbitrary code, access sensitive data, or disrupt system operations.

Compliance Impact

This vulnerability allows an authorized attacker to elevate privileges locally by exploiting a race condition in the Windows SSDP Service.

Elevation of privilege vulnerabilities can potentially lead to unauthorized access or modification of sensitive data, which may impact compliance with standards such as GDPR and HIPAA that require strict access controls and protection of personal or health information.

However, the provided information does not explicitly detail the direct impact on compliance with these regulations.

Mitigation Strategies

The vulnerability allows an authorized attacker to elevate privileges locally via a race condition in the Windows SSDP Service.

To mitigate this vulnerability, it is recommended to apply the security updates provided by Microsoft as detailed in their official update guide.

Since the vulnerability involves the Windows SSDP Service, consider disabling or restricting this service if it is not required in your environment.

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