Koel: Server-Side Request Forgery (SSRF) in radio station creation due to missing validation bail

Summary Koel v9.5.0 contains a Server-Side Request Forgery SSRF vulnerability in the radio station creation endpoint POST /api/radio/stations. The url field validation rules are declared without the bail keyword, so the HasAudioContentType rule — which issues HTTP requests to the supplied URL —...

CVE-2026-50552 Koel: Server-Side Request Forgery (SSRF) in radio station creation due to missing validation bail

Koel is a free, open-source music streaming solution. Prior to version 9.7.1, Koel contains a Server-Side Request Forgery SSRF vulnerability in the radio station creation endpoint POST /api/radio/stations. The url field validation rules are declared without the bail keyword, so the...