CVE-2026-54493

creationtimestamp| type| source ---|---|--- 2026-07-15 18:35:07+00:00| published-proof-of-concept| https://github.com/koel/koel/security/advisories/GHSA-6p96-cfg5-4vhp...

Server-side Request Forgery (SSRF)

Overview phanan/koel is a personal audio streaming service. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the isPublicHost process. An attacker can access internal resources and retrieve sensitive information by supplying a specially crafted podcast...

GHSA-RJG7-R26H-CFP2 Koel: Full-read SSRF via podcast enclosure URL: isPublicHost() filter_var guard does not reject NAT64 (64:ff9b::/96) or 6to4 (2002::/16) IPv6-transition wrappers of internal IPv4

Summary Koel's outbound-URL guard App\Helpers\Network::isPublicHost classifies an IP as "public" using PHP's filtervar$ip, FILTERVALIDATEIP, FILTERFLAGNOPRIVRANGE | FILTERFLAGNORESRANGE. That flag set does not recognise IPv6 transition-address forms that embed a private/loopback/link-local IPv4:...

Koel: Full-read SSRF via podcast enclosure URL: isPublicHost() filter_var guard does not reject NAT64 (64:ff9b::/96) or 6to4 (2002::/16) IPv6-transition wrappers of internal IPv4

Summary Koel's outbound-URL guard App\Helpers\Network::isPublicHost classifies an IP as "public" using PHP's filtervar$ip, FILTERVALIDATEIP, FILTERFLAGNOPRIVRANGE | FILTERFLAGNORESRANGE. That flag set does not recognise IPv6 transition-address forms that embed a private/loopback/link-local IPv4:...

GHSA-JR4P-4XJH-FWVW 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 —...

EUVD-2026-36546

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

GHSA-6QVR-WJMV-V8MM Koel: Incomplete fix for CVE-2026-47260 — systemic SSRF in podcast & radio fetch paths

Summary The fix for CVE-2026-47260 v9.3.5 added an initial isSafeUrl check to several fetchers synchronizeEpisodes, getStreamableUrl, AddRadioStation, EpisodePlayable, but the redirect-target validation — the per-hop Guzzle onredirect callback added in follow-up commit be1e867 — was applied to on...

Server-side Request Forgery (SSRF)

Overview phanan/koel is a personal audio streaming service. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the isSafeUrl process. An attacker can access internal network resources and sensitive cloud metadata endpoints by supplying a crafted URL that...

Server-side Request Forgery (SSRF)

Overview phanan/koel is a personal audio streaming service. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the openStream function. An attacker can retrieve sensitive information from internal network resources by supplying a crafted URL to the...

GHSA-6P96-CFG5-4VHP Koel: Authenticated Full-Read SSRF via Subsonic Internet Radio Stations

Summary Koel v9.6.0 validates radio station URLs on the regular web API, but the Subsonic-compatible radio endpoints do not apply the same SSRF protections. An authenticated user can create or update a radio station with a private URL and then use Koel's radio streaming feature to make the server...

Server-side Request Forgery (SSRF)

Overview phanan/koel is a personal audio streaming service. Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the createPodcastChannel.view process. An attacker can cause the server to initiate HTTP requests to internal or private network resources by...

Koel: Authenticated Blind SSRF via Subsonic Podcast Channel Creation

Summary Koel v9.6.0 protects the regular podcast subscription API with SafeUrl, but the Subsonic-compatible createPodcastChannel.view route does not apply the same protection. An authenticated user can supply a private URL and cause Koel to fetch it server-side during podcast parsing. This was...

PT-2026-60384

Name of the Vulnerable Software and Affected Versions Koel versions prior to 9.7.0 Description An authenticated user can trigger server-side requests to internal destinations, such as loopback, Docker bridge, or RFC1918 HTTP addresses, because the Subsonic-compatible createPodcastChannel.view...

CVE-2026-50552

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...

CVE-2026-47260

Koel is a free, open-source music streaming solution. Prior to version 9.3.5, Koel validates the podcast feed URL via the SafeUrl rule DNS resolution + public IP check, but the individual episode values extracted from the RSS XML are stored directly into the database without any SSRF validation...

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...

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...

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...

CVE-2026-50552

Koel (open-source music streaming) is affected prior to version 9.7.1 by a Server-Side Request Forgery (SSRF) in the radio station creation endpoint (POST /api/radio/stations). The url validation rules are declared without bail, allowing the HasAudioContentType rule to issue HTTP requests even af...

CVE-2026-47260 Koel Vulnerable to SSRF via Podcast Episode Enclosure URLs

Koel is a free, open-source music streaming solution. Prior to version 9.3.5, Koel validates the podcast feed URL via the SafeUrl rule DNS resolution + public IP check, but the individual episode values extracted from the RSS XML are stored directly into the database without any SSRF validation...