CVE-2023-50889 : Exploit Details and Defense Strategies

This article provides detailed information about CVE-2023-50889, a vulnerability found in the WordPress Beaver Builder Plugin.

Understanding CVE-2023-50889

CVE-2023-50889 is a vulnerability involving Cross-Site Scripting (XSS) found in the Beaver Builder – WordPress Page Builder plugin created by The Beaver Builder Team.

What is CVE-2023-50889?

The vulnerability allows for stored XSS, impacting versions of Beaver Builder – WordPress Page Builder up to 2.7.2.

The Impact of CVE-2023-50889

The impact of CVE-2023-50889 is classified under CAPEC-592 as Stored XSS. With a CVSS base score of 6.5, this vulnerability poses a medium-severity risk.

Technical Details of CVE-2023-50889

This section delves into the technical aspects of the CVE-2023-50889 vulnerability.

Vulnerability Description

CVE-2023-50889 involves an Improper Neutralization of Input During Web Page Generation, specifically a Cross-Site Scripting vulnerability in the affected plugin.

Affected Systems and Versions

Beaver Builder – WordPress Page Builder versions up to 2.7.2 are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability allows attackers to execute stored XSS attacks on websites utilizing the vulnerable plugin.

Mitigation and Prevention

To address CVE-2023-50889, immediate action and ongoing security measures are crucial.

Immediate Steps to Take

Users are advised to update the Beaver Builder – WordPress Page Builder plugin to version 2.7.2.1 or higher.

Long-Term Security Practices

Implementing web application security best practices such as input validation and output encoding can help prevent XSS vulnerabilities.

Patching and Updates

Regularly updating plugins and software, along with monitoring security advisories, is essential to protect against known vulnerabilities.