CVE-2026-23671

HIGH

Windows Bluetooth RFCOM Driver - Privilege Escalation

Title source: llm

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.

References (1)

[Vendor Advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23671

Scores

CVSS v3 7.0

EPSS 0.0003

EPSS Percentile 7.9%

Attack Vector LOCAL

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

Classification

CWE

CWE-362 CWE-416

Status published

Affected Products (23)

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

... and 8 more

Timeline

Published Mar 10, 2026

Tracked Since Mar 11, 2026