Description
WordPress Plugin Easy Forms for Mailchimp is prone to a vulnerability that lets attackers inject and execute arbitrary code because the application fails to sanitize user-supplied input. Attackers can exploit this issue to execute arbitrary PHP code within the context of the affected webserver process. WordPress Plugin Easy Forms for Mailchimp version 6.5.2 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 6.5.3 or latest