MEDIUM 5.1 NVD
CVE-2026-119550
Jellyfin through 12.4 contains an information disclosure vulnerability in PlaylistsController.GetPlaylist that allows authenticated users to read hidden item ID
Jellyfin through 12.4 contains an information disclosure vulnerability in PlaylistsController.GetPlaylist that allows authenticated users to read hidden item IDs by requesting public or shared playlists. Restricted or parental-controlled users can obtain GUIDs of inaccessible library items from unfiltered playlist ItemIds and then stream that hidden media.
References
- https://abraxaslabs.tech/research/jellyfin-playlist-itemids
- https://github.com/jellyfin/jellyfin
- https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/PlaylistsControll
- https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522
- https://www.vulncheck.com/advisories/jellyfin-through-12.4-information-disclosure-via-get-
This medium severity vulnerability with a CVSS score of 5.1 was published on 2026-10-30 via NVD.
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