Auth bypass in Plex Media_server
CVE-2025-69416
In the plex.tv backend for Plex Media Server (PMS) through 2025-12-31, a non-server device token can retrieve other tokens (intended for unrelated access) via clients.plex.tv/devices.xml.
Vulnerability class: Broken Access Control
EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.
Affected products
- Plex Media_server
- Plex Plex.tv Backend — versions 0
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-69416?
- CVE-2025-69416 is a medium-severity vulnerability in Plex Media_server, classified under Incorrect Authorization. CVSS score: 5.0/10. Published 2026-01-02.
- How severe is CVE-2025-69416?
- Medium severity. CVSS v3 base score is 5.0 out of 10.