CVE-2026-40605: Tautulli

Medium severity, CVSS 5.7. EPSS: 0.5% chance of exploitation in the next 30 days.

Tautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to version 2.17.1, a path traversal vulnerability in the cache deletion endpoint allows authenticated API access to delete directories outside the configured cache path. This can cause arbitrary data loss and service disruption. Version 2.17.1 fixes the issue.

Affected products

• Tautulli Tautulli: before 2.17.1 (fixed in 2.17.1)

Published 2026-06-04. Last modified 2026-07-22.