PT-2026-97406 · Plex · Mediaserver

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CVE-2026-96656

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Published

2026-09-23

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Updated

2026-09-23

CVSS v3.1

7.2

High

VectorAV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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 checks.

Fix

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Weakness Enumeration

Related Identifiers

CVE-2026-96656

Affected Products

Mediaserver