Ticket #11605: 11605.2.patch

wp-includes/wp-db.php

@@ -506 +506 @@
         function escape($data) {
                 if ( is_array($data) ) {
                         foreach ( (array) $data as $k => $v ) {
-                                if ( is_array($v) )
-                                        $data[$k] = $this->escape( $v );
-                                else
-                                        $data[$k] = $this->_weak_escape( $v );
+                                $data[$k] = $this->escape( $v );
                         }
                 } else {
-                        $data = $this->_weak_escape( $data );
+                        $data = addslashes( $data );
                 }
 
                 return $data;