Critical (9.8) in qbittorrent qbittorrent. EPSS 7.9% chance of exploitation in the next 30 days.
In qBittorrent before 4.1.7, the function Application::runExternalProgram() located in app/application.cpp allows command injection via shell metacharacters in the torrent name parameter or current tracker parameter, as demonstrated by remote command execution via a crafted name within an RSS feed.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
7.9% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)