Plex Media Server flaw CVE-2026-96654 lets unauthenticated attackers invoke other plugins' functions
CVE-2026-96654 affects Plex Media Server builds before 1.43.3.10861, where URL values passed to the searchOne endpoint are not properly neutralized. An unauthenticated remote attacker can exploit this to call functions of plugins other than the one addressed and supply their own parameters. The vulnerability is rated CVSS v3.1 6.5 with low confidentiality and integrity impact, and CISA marks it as automatable with no known exploitation. Users are advised to update to version 1.43.3.10861 or later, or disable unused plugins and block search requests containing absolute URLs until the upgrade is applied.
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