Plex Media Server < 1.43.3.10861 Multiple Vulnerabilities

According to its self-reported version, the Plex Media Server installed on the remote host is prior to 1.43.3.10861. It is, therefore, affected by multiple vulnerabilities: - Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The...

VulnCheck KEV: CVE-2026-96656

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

CVE-2026-96656

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

CVE-2026-96656 Plex Media Server arbitrary file write

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

CVE-2026-96656 Plex Media Server arbitrary file write

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

EUVD-2026-85370

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

CVE-2026-96656

Plex Media Server versions before 1.43.3.10861 are vulnerable to an arbitrary file write (CWE-73) that leads to Remote Code Execution (RCE) . The flaw exists because the TranscoderH264Options preference is appended verbatim to the x264 option string during every transcode. Attackers with admin pr...

PT-2026-97406

Name of the Vulnerable Software and Affected Versions Plex Media Server versions prior to 1.43.3.10861 Description An administrative user can write arbitrary files that may be executed upon loading. This occurs because the TranscoderH264Options preference is appended verbatim to the x264 option...

CVE-2026-96656: External Control of File Name or Path

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol check...

Plex Media Server has a vulnerability related to input validation errors.

Versions of Plex Media Server prior to 1.43.3.10861 contain a vulnerability related to input validation errors. This vulnerability arises from the TranscoderH264Options preference being appended to the x264 option string unchanged, and because all .so files are executed without signature, executi...