The following key vulnerability information can be extracted from this webpage screenshot: File Path and Version: - File Path: - Plugin Version: 2.2.21 - File Size: 1.2 KB Code Checkpoint: - Last modified: , committed by user , 2 years ago. Critical Code Snippet: - The access control logic in the code may contain a vulnerability. If is disabled and the does not match the provided key, an attacker may bypass authentication by sending a request. - When access is denied, the response returns a 403 status code and the message "Access Denied". When access is granted, it returns a 200 status code and the message "Cache Cleared", and calls the method. - If an attacker can guess or obtain the value of , or if the secure API is not enabled, they may execute cache clearing operations, potentially impacting website performance and resource usage. Additional Information: - This file was first added in plugin version 2.1.0. - Options are provided to view revision history, view differences, and download the source code.