CVE-2026-50321

HighCVSS 7.0/10Last modified Jul 22, 2026

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-362CWE-416

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9339
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.9020
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7548
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7548
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.8875
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.8875
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.2525
MicrosoftWindows Server 2012>= 6.2.9200.0, < 6.2.9200.26226
MicrosoftWindows Server 2012 (Server Core installation)>= 6.2.9200.0, < 6.2.9200.26226
MicrosoftWindows Server 2012 R2>= 6.3.9600.0, < 6.3.9600.23291
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.9600.0, < 6.3.9600.23291
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9339
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9339
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.9020
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.9020
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5386
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.33158
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.33158

References

Timeline

Published
Jul 14, 2026
Last modified
Jul 22, 2026
NVD status
Analyzed

Related CVEs from 2026

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CVE-2026-50321: High severity, CVSS 7.0 | Vulnix