Jellyfin playlist endpoint exposes hidden library items
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
Jellyfin through 12.4 contains an information disclosure flaw in PlaylistsController.GetPlaylist (CWE-862, missing authorization). An authenticated user can request public or shared playlists to read item IDs of library items they cannot access. Restricted or parental-controlled users can use these IDs to stream hidden media.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
Description from the CNA
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for jellyfin.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
jellyfin — GitHub Security Advisory (GHSA-9x85-gx46-6522)
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-83015 Authorization bypass in Jellyfin lets users list restricted itemsPriority LOW 31
Timeline
- 2026-10-30 Threatist record created from CVE-2026-119550
- 2026-10-30 Alias added: GHSA-736m-vhpm-7799
- 2026-11-04 CISA SSVC decision points changed
References
More jellyfin vulnerabilities
- TI-2021-04500 Unauthenticated Arbitrary File Access in Jellyfin CVSS 3.1HIGH 7.7
- TI-2023-26761 Argument Injection in FFmpeg codec parameters in Jellyfin CVSS 3.1HIGH 8.8
- TI-2021-10203 Unauthenticated GET requests through Remote Image endpoints CVSS 3.1MEDIUM 5.8
- TI-2023-09464 In Jellyfin 10.8.x through 10.8.3, the name of a playlist is vulnerable to stored XSS. CVSS 3.1MEDIUM 5.4
- TI-2023-09463 In Jellyfin 10.8.x through 10.8.3, the name of a collection is vulnerable to stored XSS. CVSS 3.1MEDIUM 5.4
- TI-2026-24405 Jellyfin Possible Organization/Secret Compromise from dangerous CI implementation CVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-119550 · CVE Program
- CVE-2026-119550 · NVD
- FIRST EPSS
- GHSA-736m-vhpm-7799 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences