CVE-2026-50348: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1809
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an unauthorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50348) involves a race condition (CWE-362) in Windows Runtime on Windows 10 Version 1809 (build 10.0.17763.0). Improper synchronization of concurrent execution using shared resources can be exploited by an unauthorized attacker over a network to elevate privileges. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector network, high attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker who successfully exploits this race condition can elevate their privileges on the affected system remotely over a network. This could lead to partial confidentiality and integrity loss and a high impact on availability. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50348.
CVE-2026-50348: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1809
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an unauthorized attacker to elevate privileges over a network.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50348) involves a race condition (CWE-362) in Windows Runtime on Windows 10 Version 1809 (build 10.0.17763.0). Improper synchronization of concurrent execution using shared resources can be exploited by an unauthorized attacker over a network to elevate privileges. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector network, high attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker who successfully exploits this race condition can elevate their privileges on the affected system remotely over a network. This could lead to partial confidentiality and integrity loss and a high impact on availability. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1809 (build 10.0.17763.0) as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50348.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:48:26.814Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50348","vendor":"Microsoft"}]
Threat ID: 6a56769368715ace43f08d0f
Added to database: 07/14/2026, 17:49:07 UTC
Last enriched: 08/13/2026, 14:37:40 UTC
Last updated: 08/25/2026, 22:52:12 UTC
Views: 86
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