CVE-2026-119551
Medium 6.5
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.
Metrics
- CVSS 3.1
-
6.5 (MEDIUM)
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 4.0
-
7.1 (HIGH)
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% (percentile: 25) as of 1 November 2026
- CWE
- CWE-862
References
- https://abraxaslabs.tech/research/jellyfin-suggestions-idor
- https://github.com/jellyfin/jellyfin
- https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/Sugges…
- https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522
- https://www.vulncheck.com/advisories/jellyfin-through-12.4-authorization-bypass…