Ticket #6593: 6593_stripslash.diff

wp-includes/taxonomy.php

@@ -844 +844 @@
  *
  * @uses $wpdb
  *
- * @param int|string $term The term to check
+ * @param int|string $term The term to check (assumed not stripslashed)
  * @param string $taxonomy The taxonomy name to use
  * @param int $parent ID of parent term under which to confine the exists search.
  * @return mixed Get the term id or Term Object, if exists.
@@ -865 +865 @@
                         return $wpdb->get_var( $wpdb->prepare( $select . $where, $term ) );
         }
 
+        $term = trim( stripslashes( $term ));
+    
         if ( '' === $slug = sanitize_title($term) )
                 return 0;