CVE-2022-3823 : Security Advisory and Response

WordPress plugin Beautiful Cookie Consent Banner before 2.9.1 is vulnerable to Stored Cross-Site Scripting attacks, allowing high privilege users to execute malicious scripts.

Understanding CVE-2022-3823

This article delves into the details of CVE-2022-3823 and its implications.

What is CVE-2022-3823?

The Beautiful Cookie Consent Banner WordPress plugin before version 2.9.1 fails to sanitize certain settings, enabling admins to execute Stored Cross-Site Scripting attacks.

The Impact of CVE-2022-3823

This vulnerability allows attackers to inject and execute malicious scripts in the context of an admin user, compromising the security and integrity of the website.

Technical Details of CVE-2022-3823

Let's explore the technical aspects of CVE-2022-3823.

Vulnerability Description

The issue arises from the plugin's failure to properly sanitize and escape certain user settings, facilitating Stored Cross-Site Scripting attacks even in scenarios where unfiltered_html capability is restricted.

Affected Systems and Versions

The vulnerability affects Beautiful Cookie Consent Banner plugin versions prior to 2.9.1.

Exploitation Mechanism

High privilege users, such as admins, can exploit this vulnerability to inject and execute malicious scripts, posing a significant security risk to websites.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2022-3823.

Immediate Steps to Take

Users are advised to update the plugin to version 2.9.1 or newer to address the vulnerability and prevent exploitation.

Long-Term Security Practices

Implement secure coding practices, regularly audit plugins for vulnerabilities, and educate users on safe web practices to enhance overall security.

Patching and Updates

Stay informed about security updates and patches released by the plugin developer to safeguard your website from potential threats.