Directory traversal vulnerability in contrib/phpBB2/modules.php in Gallery 1.5.7 and 1.6-alpha3, when register_globals is enabled, allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the phpEx parameter within a modload action.
https://www.exploit-db.com/exploits/6222
https://exchange.xforce.ibmcloud.com/vulnerabilities/44373
http://www.securityfocus.com/archive/1/495284/100/0/threaded
http://securityreason.com/securityalert/4142
http://security.gentoo.org/glsa/glsa-200811-02.xml