CVE-2014-9304

high
Published 2014-12-07 · Modified 2026-05-06
CVSS v3
CVSS v2
7.5
VIR risk
7.5

Description

Plex Media Server before 0.9.9.3 allows remote attackers to bypass the web server whitelist, conduct SSRF attacks, and execute arbitrary administrative actions via multiple crafted X-Plex-Url headers to system/proxy, which are inconsistently processed by the request handler in the backend web server.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://forums.plex.tv/index.php/topic/62832-plex-media-server/?p=583250

Application impact

VendorProductVersionsFixed
plexmedia_server{"endIncluding":"0.9.9.2"}

References

CWEs

CWE-264

Verify integrity in audit chain (admin only). AS-IS.