CVE-2021-34659 : Exploit Details and Defense Strategies

The Plugmatter Pricing Table Lite WordPress plugin up to and including version 1.0.32 is vulnerable to Reflected Cross-Site Scripting (XSS) through the

email

parameter in the ~/license.php file. Attackers can exploit this vulnerability to inject arbitrary web scripts.

Understanding CVE-2021-34659

This CVE refers to a security issue in the Plugmatter Pricing Table Lite WordPress plugin that allows attackers to execute XSS attacks through a specific parameter.

What is CVE-2021-34659?

The vulnerability in the Plugmatter Pricing Table Lite plugin allows attackers to inject malicious scripts into web applications by exploiting the

email

parameter in the ~/license.php file.

The Impact of CVE-2021-34659

The impact of this vulnerability is rated as MEDIUM. Attackers can exploit it to execute arbitrary scripts within the context of the user's browser session, potentially leading to further attacks.

Technical Details of CVE-2021-34659

This section outlines the technical specifics of the CVE, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability allows attackers to conduct Reflected Cross-Site Scripting attacks by manipulating the

email

parameter, posing a risk of injecting malicious scripts.

Affected Systems and Versions

The Plugmatter Pricing Table Lite plugin versions up to and including 1.0.32 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the

email

parameter in the ~/license.php file.

Mitigation and Prevention

In this section, you will find recommendations on how to mitigate the risks posed by CVE-2021-34659 and prevent such vulnerabilities in the future.

Immediate Steps to Take

To mitigate the risk, users are advised to uninstall the Plugmatter Pricing Table Lite plugin immediately to prevent any exploitation of this vulnerability.

Long-Term Security Practices

Adopting a robust security posture by regularly updating plugins, implementing security best practices, and monitoring for vulnerabilities can help prevent similar security incidents.

Patching and Updates

Ensure that you keep all software, including plugins, up to date by installing patches and updates provided by the plugin developers to address security vulnerabilities.