Authentication Bypass by Spoofing vulnerability in Pippin Williamson CGC Maintenance Mode allows Functionality Bypass.This issue affects CGC Maintenance Mode: from n/a through 1.2.

The CGC Maintenance Mode plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.2 via the REST API. This makes it possible for unauthenticated attackers to view protected posts via REST API even when maintenance mode is enabled.