{"id":"CVE-2026-96651","title":"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'","summary":"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 fi…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-22"],"vendor":"Plex","product":"Media Server","affected":["media_server < 1.43.3.10861"],"published":"2026-09-23","updated":"2026-09-23","sourceUpdated":"2026-09-23T17:58:26.570","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-96651","references":[{"url":"https://forums.plex.tv/t/plex-media-server/30447/711","label":"9119a7d8-5eab-497f-8521-727c672e3725"},{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json","label":"9119a7d8-5eab-497f-8521-727c672e3725"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-96651","label":"9119a7d8-5eab-497f-8521-727c672e3725"},{"url":"https://zmain.info/blog/plex2shell","label":"9119a7d8-5eab-497f-8521-727c672e3725"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-23T16:34:19.583982Z"},"ingestedAt":"2026-09-23T16:27:22.665Z","epss":0.0041,"epssPercentile":0.32382,"slug":"CVE-2026-96651","body":"## Overview\n\nPlex 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}