High severity7.4NVD Advisory· Published Nov 11, 2026· Updated Nov 11, 2026
CVE-2026-126499
CVE-2026-126499
Description
Jellyfin before 12.0 contains a path traversal vulnerability in the DELETE /Library/VirtualFolders and POST /Library/VirtualFolders/Name endpoints that allows attackers to delete or move directories via unvalidated library names. Unauthenticated attackers can supply names like .. or absolute paths before setup completes to recursively delete the data directory and jellyfin.db.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
6- github.com/jellyfin/jellyfin/blob/v10.11.11/Emby.Server.Implementations/Library/LibraryManager.csnvd
- github.com/jellyfin/jellyfin/blob/v10.11.11/Jellyfin.Api/Controllers/LibraryStructureController.csnvd
- github.com/jellyfin/jellyfin/commit/0c560b22ce73323329645b836c9910abc257ce4envd
- github.com/jellyfin/jellyfin/releases/tag/v12.0nvd
- github.com/jellyfin/jellyfin/security/advisories/GHSA-6828-c7cx-hvqmnvd
- www.vulncheck.com/advisories/jellyfin-before-12.0-path-traversal-via-library-virtualfolders-endpointsnvd
News mentions
0No linked articles in our index yet.