CVE-2026-119551
Jellyfin through 12.4 Authorization Bypass via GET /Items/Suggestions
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-862 |
| Vendor | jellyfin |
| Product | jellyfin |
| Published | Oct 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
jellyfin / jellyfin
0 ≤ 12.4
References
github.com: https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/SuggestionsController.cs#L70-L95 github.com: https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522 abraxaslabs.tech: https://abraxaslabs.tech/research/jellyfin-suggestions-idor github.com: https://github.com/jellyfin/jellyfin vulncheck.com: https://www.vulncheck.com/advisories/jellyfin-through-12.4-authorization-bypass-via-get-items-suggestions
Credits
Abraxas Labs