CVE-2023-32515 : What You Need to Know

WordPress Custom Field Suite Plugin <= 2.6.2.1 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-32515

This CVE refers to an Authenticated Stored Cross-Site Scripting (XSS) vulnerability in the Custom Field Suite plugin with versions equal to or less than 2.6.2.1.

What is CVE-2023-32515?

The CVE-2023-32515 vulnerability involves an Authenticated Stored Cross-Site Scripting (XSS) issue in the Custom Field Suite plugin by Matt Gibbs. This vulnerability allows attackers with admin or higher privileges to inject malicious scripts into web pages.

The Impact of CVE-2023-32515

The impact of this vulnerability is categorized under CAPEC-592 Stored XSS, with a CVSS v3.1 base score of 5.9 (Medium severity). Exploitation requires high privileges, but user interaction is necessary. The confidentiality, integrity, and availability of affected systems are all rated as low.

Technical Details of CVE-2023-32515

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows authenticated attackers with admin or higher privileges to store malicious scripts via the Custom Field Suite plugin, affecting versions up to 2.6.2.1.

Affected Systems and Versions

The vulnerability impacts Custom Field Suite plugin versions equal to or less than 2.6.2.1.

Exploitation Mechanism

To exploit this vulnerability, attackers need admin or higher privileges to store malicious XSS scripts within the plugin.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-32515, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Users should update the Custom Field Suite plugin to version 2.6.3 or higher. This update includes a patch to address the Cross-Site Scripting vulnerability.

Long-Term Security Practices

In addition to updates, users should follow best security practices such as limiting privileges, validating input, and monitoring for unusual activities to enhance overall system security.

Patching and Updates

Regularly check for plugin updates and apply security patches promptly to protect systems from known vulnerabilities.