Vulnerability Description
Jellyfin through 12.4 contains an authorization bypass vulnerability in SuggestionsController.GetSuggestions that allows authenticated non-administrator users to bypass library and parental restrictions by omitting the userId parameter. Attackers can repeatedly call GET /Items/Suggestions without userId to enumerate restricted items, including IDs and server filesystem paths, and then stream them.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://abraxaslabs.tech/research/jellyfin-suggestions-idor
- https://github.com/jellyfin/jellyfin
- https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/Suggest
- https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522
- https://www.vulncheck.com/advisories/jellyfin-through-12.4-authorization-bypass-
FAQ
What is CVE-2026-119551?
CVE-2026-119551 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Jellyfin through 12.4 contains an authorization bypass vulnerability in SuggestionsController.GetSuggestions that allows authenticated non-administrator users to bypass library and parental restrictio...
How severe is CVE-2026-119551?
CVE-2026-119551 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119551?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.