Executive Summary

This vulnerability is a Cross-Site Request Forgery (CSRF) issue in the Custom Login And Signup Widget plugin for WordPress, affecting all versions up to and including 1.0. It occurs because the plugin's /frndzk_adminclsw.php file lacks proper nonce validation, allowing an attacker to trick a site administrator into performing actions such as changing email and username settings via a forged request without authentication.

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Impact Analysis

An attacker can exploit this vulnerability to change the email and username settings of the WordPress site by tricking an administrator into clicking a malicious link. This could lead to unauthorized changes in site configuration, potentially disrupting site management or enabling further attacks.

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