CVE-2025-34158: fallo de gravedad alta en Plex Media Server
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 8.5epss 0.6%
Plex Media Server (PMS) 1.41.7.x through 1.42.0.x before 1.42.1 is affected by incorrect resource transfer between spheres because /myplex/account provides the credentials of the server owner (and a /api/resources call reveals other servers accessible by that server owner).
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
Productos afectados
Plex · Media ServerCVEs relacionadas — Plex Media Server
En el mismo producto, de las más peligrosas a las menos.
CVE-2026-96652MEDIUMPlex Media Server SSRFEPSS 11.9%KEVCVE-2026-96655MEDIUMPlex Media Server arbitrary-host SSRFEPSS 10.7%KEVCVE-2026-96654MEDIUMPlex Media Server URL injectionEPSS 1.9%KEVCVE-2026-96656HIGHPlex Media Server arbitrary file writeEPSS 1.8%KEVCVE-2026-96651HIGHPlex Media Server path traversalEPSS 0.8%CVE-2025-69415HIGHCVE-2025-69415EPSS 0.3%
Referencias
https://forums.plex.tv/t/plex-media-server-security-update/928341https://github.com/lufinkey/vulnerability-research/blob/main/CVE-2025-34158/README.mdhttps://github.com/lufinkey/vulnerability-research/tree/main/CVE-2025-34158https://www.bleepingcomputer.com/news/security/plex-warns-users-to-patch-security-vulnerability-immediately/https://www.plex.tv/media-server-downloads/https://www.runzero.com/blog/plex/https://www.tenable.com/plugins/nessus/250294