CVE-2021-25110 : What You Need to Know

This article provides details about CVE-2021-25110, a vulnerability in the Futurio Extra WordPress plugin before version 1.6.3 that allows logged-in users to extract other users' email addresses.

Understanding CVE-2021-25110

CVE-2021-25110 is a security vulnerability identified in the Futurio Extra WordPress plugin version 1.6.3 and below, enabling any logged-in user, including subscribers, to access and extract email addresses of other users.

What is CVE-2021-25110?

The CVE-2021-25110 vulnerability found in the Futurio Extra WordPress plugin (versions earlier than 1.6.3) permits any authenticated user to retrieve email addresses belonging to other users, compromising their privacy and potentially leading to unauthorized access.

The Impact of CVE-2021-25110

The impact of CVE-2021-25110 is significant as it exposes sensitive user information, such as email addresses, to unauthorized individuals. This can result in privacy breaches, targeted phishing attacks, and other security risks for affected users.

Technical Details of CVE-2021-25110

The technical aspects of CVE-2021-25110 involve a flaw in the Futurio Extra WordPress plugin's authentication mechanism, allowing users with lower privileges, like subscribers, to access and extract the email addresses of other users.

Vulnerability Description

The vulnerability arises from insufficient access controls in the plugin, which fail to restrict user access to sensitive information, like email addresses, leading to unauthorized data exposure.

Affected Systems and Versions

Users running Futurio Extra WordPress plugin versions prior to 1.6.3 are vulnerable to CVE-2021-25110. It is crucial for website owners to update to the latest secure version to mitigate this risk.

Exploitation Mechanism

Exploiting CVE-2021-25110 involves a logged-in user, such as a subscriber, sending requests to the plugin interface to extract email addresses of other users, circumventing proper access controls.

Mitigation and Prevention

To address CVE-2021-25110 effectively, immediate steps should be taken to secure user data and prevent further exploitation.

Immediate Steps to Take

Website owners should update the Futurio Extra plugin to version 1.6.3 or higher to patch the vulnerability and protect user email addresses from unauthorized access.

Long-Term Security Practices

Implement robust access controls, regular security audits, and user data protection measures to safeguard against similar vulnerabilities in the future.

Patching and Updates

Regularly monitor and apply security patches for plugins and software to address known vulnerabilities like CVE-2021-25110, reducing the risk of data breaches and enhancing overall website security.