A directory traversal vulnerability in the givesight PowerMail Pro (com_powermail) component 1.5.3 for Joomla! allows remote attackers to read arbitrary files and possibly have unspecified other impacts via a .. (dot dot) in the controller parameter to index.php.
View the template here CVE-2010-1532.yaml
References:
http://packetstormsecurity.org/1004-exploits/joomlapowermail-lfi.txt