Description
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 to the attacker's chosen destination.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality (Vulnerable System)
Low
Integrity (Vulnerable System)
None
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected products
- Plex / Media Server0 – 1.43.3.10861
- Plex / Media Server1.43.3.10861 – 1.43.3.10861
- Plex / Media Server1.43.0.10861
News coverage
- CISA Orders Federal Agencies to Patch Exploited Plex2Shell, Siemens, and SiteGuard FlawsThe Hacker News · 6d ago
Updated 22m ago · 8 sources