CVE-2021-24590 : What You Need to Know

The Cookie Notice & Consent Banner for GDPR & CCPA Compliance WordPress plugin before version 1.7.2 is affected by an Authenticated Stored Cross-Site Scripting (XSS) vulnerability, allowing for the injection of arbitrary HTML within the plugin's design customization options.

Understanding CVE-2021-24590

This CVE identifier highlights a security issue in the Cookie Notice & Consent Banner WordPress plugin.

What is CVE-2021-20657?

The vulnerability in the Cookie Notice & Consent Banner plugin allows attackers to inject malicious HTML code into the plugin's design customization options.

The Impact of CVE-2021-24590

The exploitation of this vulnerability could lead to unauthorized access, data theft, and potential site defacement, posing significant risks to website owners and visitors.

Technical Details of CVE-2021-24590

This section provides detailed technical information on the vulnerability.

Vulnerability Description

The flaw in versions of the Cookie Notice & Consent Banner plugin before 1.7.2 results from inadequate input sanitization, enabling threat actors to execute XSS attacks.

Affected Systems and Versions

The vulnerability affects versions of the plugin older than 1.7.2.

Exploitation Mechanism

Attackers with authenticated access can exploit this vulnerability by injecting malicious HTML code into the plugin's design customization settings.

Mitigation and Prevention

Discover how to address and prevent security issues related to CVE-2021-24590.

Immediate Steps to Take

Website administrators should update the Cookie Notice & Consent Banner plugin to version 1.7.2 or newer to mitigate the risk of exploitation.

Long-Term Security Practices

Implement robust input validation and output encoding practices to prevent XSS attacks in plugins and applications.

Patching and Updates

Regularly monitor for security updates and apply patches promptly to address known vulnerabilities.