CVE-2022-4655 : What You Need to Know

A Stored Cross-Site Scripting vulnerability has been identified in the Welcart e-Commerce WordPress plugin before version 2.8.9. This flaw could be exploited by users with a role as low as a contributor, allowing them to execute malicious scripts.

Understanding CVE-2022-4655

This section provides insights into the nature and impact of the vulnerability.

What is CVE-2022-4655?

The Welcart e-Commerce WordPress plugin, specifically versions prior to 2.8.9, lacks proper validation and escaping of one of its shortcode attributes. This oversight enables contributors to launch a Stored Cross-Site Scripting (XSS) attack.

The Impact of CVE-2022-4655

With this vulnerability, malicious contributors can execute arbitrary scripts on the website, potentially compromising user data, spreading malware, or performing other harmful actions.

Technical Details of CVE-2022-4655

Delve deeper into the technical aspects of the vulnerability to better understand its implications.

Vulnerability Description

The vulnerability arises from the plugin's failure to validate and escape a specific shortcode attribute, allowing unauthorized contributors to insert malicious scripts into the website.

Affected Systems and Versions

The affected system includes the Welcart e-Commerce plugin versions prior to 2.8.9, leaving websites using these versions vulnerable to exploitation.

Exploitation Mechanism

By exploiting this vulnerability, contributors can inject malicious scripts through the plugin's shortcode attribute, leveraging their lower role permissions to execute harmful actions.

Mitigation and Prevention

Discover the steps necessary to mitigate and prevent the exploitation of CVE-2022-4655.

Immediate Steps to Take

Website administrators are advised to update the Welcart e-Commerce plugin to version 2.8.9 or later immediately to patch the vulnerability and prevent potential XSS attacks.

Long-Term Security Practices

Implement strict input validation and output escaping mechanisms in WordPress plugins to prevent similar XSS vulnerabilities in the future.

Patching and Updates

Regularly monitor for plugin updates and security patches to ensure that systems are protected against known vulnerabilities like CVE-2022-4655.