Plex Media Server Vulnerabilities

4 advisories affecting Plex Media Server

4

Total CVEs

0

Critical

1

High

CVE-2026-96656

Sep 23, 2026

High 8.6

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on e...

Read Advisory

CVE-2026-96654

Sep 23, 2026

Medium 6.9

Plex Media Server before 1.43.3.10861 does not correctly neutralize URL values included in 'searchOne,' allowing an attacker to call other plugins' functions and supply their own parameters....

Read Advisory

CVE-2026-96655

Sep 23, 2026

Medium 5.3

Plex Media Server before 1.43.3.10861 allows an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter....

Read Advisory

CVE-2026-96652

Sep 23, 2026

Medium 5.3

Plex Media Server before 1.43.3.10861 allows SSRF via '/player/timeline'. An attacker using any X-Plex-Token value can include a full URL in the 'protocol' parameter and force the Plex server to POST ...

Read Advisory

Never Miss a Critical Alert

CVE advisories, breach reports, and threat intel — delivered daily to your inbox.