CVE 2016-9484

The generated PHP form code does not properly validate user input folder directories, allowing a remote unauthenticated attacker to perform a path traversal and access arbitrary files on the server. The PHP FormMail Generator website does not use version numbers and is updated continuously. Any PHP form code generated by this website prior to 2016-12-06 may be vulnerable.

See the CVE page on Mitre.org for more details.