In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, unauthenticated users can use the wpcf7r_get_nonce AJAX action to retrieve a valid nonce for any WordPress action/function.CreditsChloe ChamberlandReferenceshttps://wpscan.com/vulnerability/99f30604-d62b-4e30-afcd-b482f8d66413https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/