Ticket #18513: 18513.patch

wp-includes/class-wp.php

@@ -284 +284 @@
                                 $this->query_vars[$t->query_var] = str_replace( ' ', '+', $this->query_vars[$t->query_var] );
 
                 // Limit publicly queried post_types to those that are publicly_queryable
-                if ( isset( $this->query_vars['post_type']) ) {
+                if ( isset( $this->query_vars['post_type'] ) && ! isset( $this->query_vars['s'] ) ) {
                         $queryable_post_types = get_post_types( array('publicly_queryable' => true) );
                         if ( ! is_array( $this->query_vars['post_type'] ) ) {
                                 if ( ! in_array( $this->query_vars['post_type'], $queryable_post_types ) )