Conditional Fields for Contact Form 7 WordPress plugin through version 2.7.2 contains an uncontrolled resource consumption vulnerability in the Wpcf7cfMailParser class where the hide_hidden_mail_fields_regex_callback() method reads an iteration count directly from user-supplied POST parameters without validation or upper bound enforcement. Unauthenticated attackers can supply an arbitrarily large integer value through the REST API endpoint to cause unbounded loop execution with multiple preg_replace() operations, exhausting server memory and crashing the PHP process.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Jules Colle Advanced Options Editor allows Reflected XSS.This issue affects Advanced Options Editor: from n/a through 1.0.

Missing Authorization vulnerability in Jules Colle Conditional Fields for Contact Form 7 cf7-conditional-fields allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Conditional Fields for Contact Form 7: from n/a through <= 2.4.1.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Jules Colle Conditional Fields for Contact Form 7 cf7-conditional-fields allows Stored XSS.This issue affects Conditional Fields for Contact Form 7: from n/a through <= 2.4.15.