Ticket #9397: 9397v2.diff

wp-includes/taxonomy.php

@@ -865 +865 @@
                         return $wpdb->get_var( $wpdb->prepare( $select . $where, $term ) );
         }
 
+    $term = trim( $term );
+    
         if ( '' === $slug = sanitize_title($term) )
                 return 0;