I thought I already fixed this. Guess it got lost in a merge.

router/middleware/auth.go

@@ -11,11 +11,11 @@ import (
 // RequireAdminAuth wraps a handler requiring HTTP basic auth for it using the given
 // the stream key as the password and and a hardcoded "admin" for username.
 func RequireAdminAuth(handler http.HandlerFunc) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
 		username := "admin"
 		password := config.Config.VideoSettings.StreamingKey
 		realm := "Owncast Authenticated Request"
 
-	return func(w http.ResponseWriter, r *http.Request) {
 		// The following line is kind of a work around.
 		// If you want HTTP Basic Auth + Cors it requires _explicit_ origins to be provided in the
 		// Access-Control-Allow-Origin header.  So we just pull out the origin header and specify it.