CVE-2026-50321
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk5th percentile - higher than 5% of all known CVEs
Summary
A race condition in Windows USB Driver allows an authorized attacker to elevate privileges locally.
Risk Assessment
An attacker could gain higher privileges, potentially leading to full system compromise.
Recommendation
Install the latest Windows security updates from Microsoft.
Other vulnerabilities in Windows USB Driver
See all- CVE-2026-85935Medium
Buffer over-read in Windows USB Driver allows an authorized attacker to disclose information locally. The vulnerability may result in leakage of memory data.
- CVE-2026-83638High
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-83588High
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-72953High
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-69503High
Stack-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges over a network.
- CVE-2026-69457Medium
An out-of-bounds read vulnerability in the Windows USB Driver allows an authorized attacker to disclose information locally.
- CVE-2026-69295High
Out-of-bounds read in Windows USB Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-68840High
A race condition exists in the Windows USB Driver due to improper synchronization of shared resources. This allows an authorized attacker to elevate privileges locally.
- CVE-2026-61926High
Heap-based buffer overflow in Windows USB Driver allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS