NetSight
high7.0

CVE-2026-62729

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to eleva…

Impact

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

Affected products

VendorProductAffected versions
MicrosoftWindows 10 1607
before 10.0.14393.9418
MicrosoftWindows 10 1809
before 10.0.17763.9121
MicrosoftWindows 10 21h2
before 10.0.19044.7663
MicrosoftWindows 10 22h2
before 10.0.19045.7663
MicrosoftWindows 11 23h2
before 10.0.22631.7517
MicrosoftWindows 11 24h2
before 10.0.26100.9106
MicrosoftWindows 11 25h2
before 10.0.26200.9106
MicrosoftWindows 11 26h1
before 10.0.28000.2704
MicrosoftWindows Server 2012
All versions
Version r2
MicrosoftWindows Server 2016
before 10.0.14393.9418
MicrosoftWindows Server 2019
before 10.0.17763.9121
MicrosoftWindows Server 2022
before 10.0.20348.5440

Weakness classification

References