diff -u b/includes/ckeditor_link.node.inc b/includes/ckeditor_link.node.inc
--- b/includes/ckeditor_link.node.inc
+++ b/includes/ckeditor_link.node.inc
@@ -27,6 +27,7 @@
     }
     if (module_exists('title')) {
       $query->join('field_data_title_field', 't', 't.entity_id = n.nid');
+      $query->condition('t.entity_type', 'node');
       $or->condition('t.title_field_value', '%'. db_like($string) .'%', 'LIKE');
       $query->addField('t', 'entity_id', 'entity_id');
       $query->addField('t', 'title_field_value', 'title_field');
@@ -41,7 +42,7 @@
         $entity = node_load($node->nid);
         if (module_exists('entity_translation') && entity_translation_enabled('node', $entity)) {
           $langcode = $node->title_field_language;
-          $label = $node->title_field;
+          $label = '[' . $langcode . '] ' . $node->title_field;
           $path = ckeditor_link_path_prefix_language('node/'. $node->entity_id, $langcode);
         }
 
@@ -69,6 +70,7 @@
     $query->join('field_data_title_field', 't', 't.entity_id = n.nid');
     $query->addField('t', 'title_field_value', 'title_field');
     $query->addField('t', 'language', 'title_field_language');
+    $query->condition('t.entity_type', 'node');
     $query->condition('t.language', $langcode, '=');
   }
   if ($node = $query->execute()->fetchObject()) {