CVE-2022-1603 : Security Advisory and Response

A detailed article outlining the CVE-2022-1603 vulnerability in the Mail Subscribe List WordPress plugin.

Understanding CVE-2022-1603

This vulnerability in the Mail Subscribe List plugin version prior to 2.1.4 allows attackers to delete arbitrary users from the subscribed list by exploiting the lack of CSRF checks during user deletion.

What is CVE-2022-1603?

The Mail Subscribe List WordPress plugin before version 2.1.4 lacks proper CSRF protection, enabling attackers to manipulate a logged-in admin to delete users from the subscribed list.

The Impact of CVE-2022-1603

The vulnerability could result in unauthorized deletion of subscribed users, potentially leading to data loss and disruption of services for affected websites.

Technical Details of CVE-2022-1603

This section provides more insight into the vulnerability

Vulnerability Description

The Mail Subscribe List plugin, specifically versions preceding 2.1.4, neglects to implement CSRF checks during the deletion of subscribed users, enabling malicious actors to force authenticated admins to perform unauthorized deletions.

Affected Systems and Versions

The affected system includes the Mail Subscribe List WordPress plugin versions lower than 2.1.4.

Exploitation Mechanism

Exploiting this vulnerability involves manipulating a logged-in admin to unknowingly delete users from the subscribed list due to the absence of CSRF protection.

Mitigation and Prevention

Learn how to secure your systems and prevent exploitation.

Immediate Steps to Take

Website administrators are advised to update the Mail Subscribe List plugin to version 2.1.4 or higher to mitigate the risk of unauthorized user deletions.

Long-Term Security Practices

Implement robust security measures such as regular security audits, user access controls, and monitoring for unusual account activities to enhance overall platform security.

Patching and Updates

Stay informed about security patches and updates for the Mail Subscribe List plugin to address known vulnerabilities and enhance system security.