CVE-2026-35033

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain an unauthenticated arbitrary file read vulnerability via ffmpeg argument injection through the StreamOptions query parameter parsing mechanism. The ParseStreamOptions method in StreamingHelpers.cs adds any...

CVE-2026-35031

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a vulnerability chain in the subtitle upload endpoint POST /Videos/itemId/Subtitles, where the Format field is not validated, allowing path traversal via the file extension and enabling arbitrary file write. Th...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the /SyncPlay/New endpoint. An attacker can exhaust system memory and disrupt service availability by submitting excessively large SyncPlay group names in POST requests to the...

External Control of File Name or Path

Overview Affected versions of this package are vulnerable to External Control of File Name or Path in the POST /Videos/itemId/Subtitles endpoint due to insufficient validation of the Format field, which allows path traversal via the file extension and enables arbitrary file write. An attacker can...

EUVD-2026-22770

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a denial of service vulnerability in the SyncPlay group creation endpoint POST /SyncPlay/New, where an authenticated user can create groups with names of unlimited size due to insufficient input validation. By...

CVE-2026-35034 Jellyfin: Potential Application DoS from excessively large SyncPlay group names

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a denial of service vulnerability in the SyncPlay group creation endpoint POST /SyncPlay/New, where an authenticated user can create groups with names of unlimited size due to insufficient input validation. By...

CVE-2026-35032

Jellyfin (pre-10.11.7) has a vulnerability chain in the LiveTV M3U tuner endpoint (POST /LiveTv/TunerHosts) where tuner URLs aren’t validated, enabling local file reads via non-HTTP paths and SSRF via HTTP URLs. Exploitation is possible by any authenticated user because EnableLiveTvManagement def...

CVE-2026-35031

Summary: Jellyfin versions before 10.11.7 are affected by a vulnerability in the subtitle upload endpoint (POST /Videos/{itemId}/Subtitles) where the Format field isn’t validated, allowing path traversal via the file extension and leading to arbitrary file write. This can be chained to read via ....

Jellyfin 安全漏洞

Jellyfin is an open-source free software media system developed by Jellyfin. It allows you to control the management and streaming of media. It serves as a replacement for proprietary products like Emby and Plex, enabling the delivery of media from dedicated servers to end-user devices through...

PT-2026-32957

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a vulnerability chain in the LiveTV M3U tuner endpoint POST /LiveTv/TunerHosts, where the tuner URL is not validated, allowing local file read via non-HTTP paths and Server-Side Request Forgery SSRF via HTTP...