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7.0
Windows Bluetooth Driver Privilege Elevation Exploit
CVE-2026-23671
Summary
An unauthorized attacker can potentially gain administrator access on a Windows computer using a Bluetooth connection. This can happen when the Bluetooth driver is not properly secured. To protect your system, update your Windows operating system and Bluetooth drivers as soon as possible.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| microsoft | windows_10_1607 | <= 10.0.14393.8957 | – |
| microsoft | windows_10_1607 | <= 10.0.14393.8957 | – |
| microsoft | windows_10_1809 | <= 10.0.17763.8511 | – |
| microsoft | windows_10_1809 | <= 10.0.17763.8511 | – |
| microsoft | windows_10_21h2 | <= 10.0.19044.7058 | – |
| microsoft | windows_10_21h2 | <= 10.0.19044.7058 | – |
| microsoft | windows_10_21h2 | <= 10.0.19044.7058 | – |
| microsoft | windows_10_22h2 | <= 10.0.19045.7058 | – |
| microsoft | windows_10_22h2 | <= 10.0.19045.7058 | – |
| microsoft | windows_10_22h2 | <= 10.0.19045.7058 | – |
| microsoft | windows_11_23h2 | <= 10.0.22631.6783 | – |
| microsoft | windows_11_23h2 | <= 10.0.22631.6783 | – |
| microsoft | windows_11_24h2 | <= 10.0.26100.7979 | – |
| microsoft | windows_11_24h2 | <= 10.0.26100.7979 | – |
| microsoft | windows_11_25h2 | <= 10.0.26200.7979 | – |
| microsoft | windows_11_25h2 | <= 10.0.26200.7979 | – |
| microsoft | windows_11_26h1 | <= 10.0.28000.1719 | – |
| microsoft | windows_11_26h1 | <= 10.0.28000.1719 | – |
| microsoft | windows_server_2016 | <= 10.0.14393.8957 | – |
| microsoft | windows_server_2019 | <= 10.0.17763.8511 | – |
| microsoft | windows_server_2022 | <= 10.0.20348.4830 | – |
| microsoft | windows_server_2022_23h2 | <= 10.0.25398.2207 | – |
| microsoft | windows_server_2025 | <= 10.0.26100.32463 | – |
Original title
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
Original description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to elevate privileges locally.
nvd CVSS3.1
7.0
Vulnerability type
CWE-362
Race Condition
CWE-416
Use After Free
Published: 10 Mar 2026 · Updated: 14 Mar 2026 · First seen: 11 Mar 2026