CVE-2022-2934 : Exploit Details and Defense Strategies

The Beaver Builder – WordPress Page Builder for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Image URL' value found in the Media block in versions up to, and including, 2.5.5.2. This vulnerability allows authenticated attackers to inject arbitrary web scripts into pages.

Understanding CVE-2022-2934

This section will cover the details of the CVE-2022-2934 vulnerability.

What is CVE-2022-2934?

The vulnerability in Beaver Builder – WordPress Page Builder allows authenticated attackers to execute arbitrary web scripts via the 'Image URL' value in the Media block.

The Impact of CVE-2022-2934

The impact of this vulnerability is rated as MEDIUM with a CVSS base score of 6.4. It exposes users to stored cross-site scripting attacks, potentially compromising confidentiality and integrity.

Technical Details of CVE-2022-2934

In this section, we will delve into the technical aspects of CVE-2022-2934.

Vulnerability Description

The vulnerability arises due to insufficient input sanitization and output escaping, enabling attackers to insert malicious scripts into pages.

Affected Systems and Versions

Beaver Builder versions up to and including 2.5.5.2 are affected by this vulnerability.

Exploitation Mechanism

Authenticated attackers with access to the Beaver Builder editor can exploit the vulnerability by injecting malicious scripts via the 'Image URL' value.

Mitigation and Prevention

Protect your systems from CVE-2022-2934 by following these security measures.

Immediate Steps to Take

Update Beaver Builder to the latest version to patch the vulnerability.
Implement proper input validation and output encoding practices.

Long-Term Security Practices

Regularly monitor and audit your WordPress plugins for security vulnerabilities.
Educate users on safe content creation practices to prevent injection attacks.

Patching and Updates

Stay vigilant for security advisories and updates from Beaver Builder to promptly address vulnerabilities.