Directory traversal vulnerability in index.php in Imageview 5 allows remote attackers to read or execute arbitrary local files via a .. (dot dot) in the user_settings cookie, as demonstrated by using the MyFile parameter in albumview.php to upload a text/plain .gif file containing PHP code, which is executed by index.php.

Directory traversal vulnerability in fileview.php in Imageview 5.3 allows remote attackers to read arbitrary files via a .. (dot dot) in the album parameter.