pymedusa is an automatic video library manager for TV Shows. In versions prior 1.0.12 an attacker with access to the web interface can update the git executable path in /config/general/ > advanced settings with arbitrary OS commands. An attacker may exploit this vulnerability to take execute arbitrary OS commands as the user running the pymedusa program. Users are advised to upgrade. There are no known workarounds for this vulnerability.
https://github.com/pymedusa/Medusa/security/advisories/GHSA-6589-x6f5-cgg9
https://github.com/pymedusa/Medusa/commit/66d4be8f0872bd5ddcdc5c5a58cb014d22834a45