PHP Advanced Transfer Manager 1.00 through 1.30 stores sensitive information, including password hashes, under the web root with insufficient access control, which allows remote attackers to download each password hash via a direct request for a users/[USERNAME] file.
PHP remote file inclusion vulnerability in common.php in phpATM 1.21, and possibly earlier versions, allows remote attackers to execute arbitrary PHP code via a URL in the include_location parameter to index.php.
PHP Advanced Transfer Manager (phpATM) 1.21 allows remote attackers to upload arbitrary files via filenames containing multiple file extensions, as demonstrated using a filename ending in "php.ns", which allows execution of arbitrary PHP code.