Ticket #10298: pluggable.php.patch

wp-includes/pluggable.php

@@ -858 +858 @@
         if ( !$location ) // allows the wp_redirect filter to cancel a redirect
                 return false;
 
+        require_once('idna_convert.class.php');
+        $IDN = new idna_convert();
+        $location = $IDN->encode($location);
+
         $location = wp_sanitize_redirect($location);
 
         if ( $is_IIS ) {