CVE-2019-19954: Signal Signal-Desktop

High severity, CVSS 7.3. EPSS: 0.5% chance of exploitation in the next 30 days.

Signal Desktop before 1.29.1 on Windows allows local users to gain privileges by creating a Trojan horse %SYSTEMDRIVE%\node_modules\.bin\wmic.exe file.

Affected products

• Signal Signal-Desktop: before 1.29.1 (fixed in 1.29.1)

Published 2019-12-24. Last modified 2026-06-17.