Plex Media Server <1.43.3.10861 Path Traversal via /system/agents/media/get
CVE-2026-96651 Published on September 23, 2026
Plex Media Server path traversal
Plex Media Server before 1.43.3.10861 builds a file path from the url parameter without checking it for ../ sequences, allowing path traversal via '/system/agents/media/get'. A remote attacker with a valid session token could read any file that the target user can access. This access includes the PlexOnlineToken, which grants control of the Plex account and server. A LAN-adjacent attacker with a client-supplied X-Forwarded-For header could exploit the same issue.
Vulnerability Analysis
CVE-2026-96651 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is a Directory traversal Vulnerability?
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CVE-2026-96651 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2026-96651
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Affected Versions
Plex Media Server:- Before 1.43.3.10861 is affected.
- Version 1.43.3.10861 is unaffected.