Ticket #14518: objects-not-own-ancestors.14518.diff

wp-includes/nav-menu-template.php

@@ -403 +403 @@
                                         'post_type' == $parent_item->type &&
                                         ! empty( $queried_object->post_type ) &&
                                         is_post_type_hierarchical( $queried_object->post_type ) &&
-                                        in_array( $parent_item->object_id, $queried_object->ancestors )
+                                        in_array( $parent_item->object_id, $queried_object->ancestors ) &&
+                                        $parent_item->object != $queried_object->ID
                                 ) ||
 
                                 // ancestral term
                                 (
                                         'taxonomy' == $parent_item->type &&
                                         isset( $possible_taxonomy_ancestors[ $parent_item->object ] ) &&
-                                        in_array( $parent_item->object_id, $possible_taxonomy_ancestors[ $parent_item->object ] )
+                                        in_array( $parent_item->object_id, $possible_taxonomy_ancestors[ $parent_item->object ] ) &&
+                                        $parent_item->object_id != $queried_object->term_id
                                 )
                         )
                 ) {