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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
jellyfin jellyfin unaffected
Version Status Constraints
0 affected ≤ 12.4

No data.

No data.

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No data.

Project Subscriptions

Vendors Products
Jellyfin Subscribe
Jellyfin Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://abraxaslabs.tech/research/jellyfin-suggestions-idor cve-icon cve-icon
https://github.com/jellyfin/jellyfin cve-icon cve-icon
https://github.com/jellyfin/jellyfin/blob/v12.4/Jellyfin.Api/Controllers/SuggestionsController.cs#L70-L95 cve-icon cve-icon
https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522 cve-icon cve-icon
https://www.vulncheck.com/advisories/jellyfin-through-12.4-authorization-bypass-via-get-items-suggestions cve-icon cve-icon
History

Fri, 30 Oct 2026 11:45:00 +0000

Type Values Removed Values Added
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.
Title Jellyfin through 12.4 Authorization Bypass via GET /Items/Suggestions
First Time appeared Jellyfin
Jellyfin jellyfin
Weaknesses CWE-862
CPEs cpe:2.3:a:jellyfin:jellyfin:*:*:*:*:*:*:*:*
Vendors & Products Jellyfin
Jellyfin jellyfin
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-30T11:31:02.744Z

Reserved: 2026-10-30T10:53:26.311Z

Link: CVE-2026-119551

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-30T12:16:41.933

Modified: 2026-10-30T12:16:41.933

Link: CVE-2026-119551

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-30T12:45:12Z

Weaknesses