Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in ZealousWeb Generate PDF using Contact Form 7 generate-pdf-using-contact-form-7 allows Path Traversal.This issue affects Generate PDF using Contact Form 7: from n/a through 4.2.1.
Update the WordPress Generate PDF using Contact Form 7 plugin to the latest available version (at least 4.2.2).