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Server-Side Request Forgery (SSRF)

CVE-2025-64178

Severity High
Score 8.9/10

Summary

Jellysweep is a cleanup tool for the Jellyfin media server. In versions prior to 0.13.0, '/api/images/cache', used to download media posters from the server, accepted a URL parameter that was directly passed to the cache package, which downloads the poster from this URL. This URL parameter can be used to make the Jellysweep server download arbitrary content. The API endpoint can only be used by authenticated users.

  • LOW
  • NETWORK
  • NONE
  • NONE

CWE-918 - Server-Side Request Forgery (SSRF)

Server-side request forgery (SSRF) is a weakness that allows an attacker to send an arbitrary request, making it appear that the request was sent by the server. This request may bypass a firewall that would normally prevent direct access to the URL. The impact of this vulnerability can vary from unauthorized access to files and sensitive information to remote code execution.

Advisory Timeline

  • Published