Description
WordPress Plugin Contact Form 7 is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently submit arbitrary form data by omitting the '_wpcf7_captcha_challenge_captcha-719' parameter. WordPress Plugin Contact Form 7 version 3.7.1 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 3.7.2 or latest