1--TEST-- 2Bug #76359 (open_basedir bypass through adding "..") 3--FILE-- 4<?php 5ini_set('open_basedir', __DIR__); 6mkdir(__DIR__ . "/bug76359"); 7chdir(__DIR__ . "/bug76359"); 8var_dump(ini_set('open_basedir', ini_get('open_basedir') . PATH_SEPARATOR . "..")); 9chdir(".."); 10chdir(".."); 11?> 12--EXPECTF-- 13bool(false) 14 15Warning: chdir(): open_basedir restriction in effect. File(..) is not within the allowed path(s): (%s) in %s on line %d 16--CLEAN-- 17<?php 18@rmdir(__DIR__ . "/bug76359"); 19?> 20