Is CVE-2026-121546 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-121546?

CVE-2026-121546 has a CVSS v3 severity of MEDIUM (5.9).

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CVE-2026-121546

Description

ruTorrent before 5.3.20 contains a path traversal vulnerability in the datadir plugin that allows authenticated users to escape the topDirectory jail because correctDirectory() does not resolve symbolic links. Attackers can submit a datadir path through a symlink under their top directory to create directories and move torrent data to locations writable by the web server or rtorrent.