1--TEST-- 2Bug #69152: Type Confusion Infoleak Vulnerability in unserialize() 3--FILE-- 4<?php 5$x = unserialize('O:9:"exception":1:{s:16:"'."\0".'Exception'."\0".'trace";s:4:"ryat";}'); 6echo $x; 7$x = unserialize('O:4:"test":1:{s:27:"__PHP_Incomplete_Class_Name";R:1;}'); 8$x->test(); 9 10?> 11--EXPECTF-- 12Fatal error: Uncaught TypeError: Cannot assign string to property Exception::$trace of type array in %s:%d 13Stack trace: 14#0 %s(%d): unserialize('O:9:"exception"...') 15#1 {main} 16 thrown in %s on line %d 17