CVE-2026-58538
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk23th percentile - higher than 23% of all known CVEs
Summary
Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
Risk Assessment
Risk includes potential privilege escalation, leading to full system compromise.
Recommendation
Apply security updates from Microsoft and restrict access to Bluetooth services.
Other vulnerabilities in Windows Bluetooth Service
See all- CVE-2026-83777High
A heap-based buffer overflow in Windows Bluetooth Service allows an unauthorized attacker to elevate privileges over an adjacent network.
- CVE-2026-83739High
Use after free in Windows Bluetooth Service allows an unauthorized attacker to execute code over an adjacent network.
- CVE-2026-69889High
Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-69448High
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-69398High
A race condition vulnerability in the Windows Bluetooth Service is caused by improper synchronization during concurrent execution on shared resources. It allows an authorized attacker to elevate privileges locally.
- CVE-2026-69388High
Use-after-free vulnerability in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-45605High
Use after free vulnerability in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS