CVE-2026-119551

Medium

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.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Jellyfin

PublishedOct 30, 2026

First seenNov 4, 2026

Weakness typeCWE-862Missing authorization

How to fix

Vendor advisories

github.com/jellyfin/jellyfin/security/advisories/GHSA-9x85-gx46-6522

Affected products

Product	Affected versions	Fixed in
jellyfin jellyfin	v ≤ 12.4	—

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