CVE-2023-32740 : What You Need to Know

WordPress Custom 404 Pro Plugin <= 3.8.1 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-32740

This CVE identifies a vulnerability in the Custom 404 Pro plugin for WordPress versions up to 3.8.1, allowing unauthorized Reflected Cross-Site Scripting (XSS) attacks. The CVE was published by Patchstack.

What is CVE-2023-32740?

The CVE-2023-32740 vulnerability involves an unauthenticated Reflected Cross-Site Scripting (XSS) issue in the Custom 404 Pro plugin by Kunal Nagar, affecting versions up to 3.8.1.

The Impact of CVE-2023-32740

The impact of CVE-2023-32740 is categorized as CAPEC-591 Reflected XSS. The vulnerability could be exploited by attackers to execute malicious scripts in the context of a user's session.

Technical Details of CVE-2023-32740

The following technical details help understand the vulnerability:

Vulnerability Description

It is an unauthenticated Reflected Cross-Site Scripting (XSS) vulnerability in the Kunal Nagar Custom 404 Pro plugin affecting versions up to 3.8.1.

Affected Systems and Versions

The vulnerability affects Custom 404 Pro plugin up to version 3.8.1.

Exploitation Mechanism

Attackers can exploit this vulnerability through unauthenticated Reflected Cross-Site Scripting (XSS) attacks, potentially leading to the execution of malicious scripts.

Mitigation and Prevention

To safeguard your system from CVE-2023-32740, consider the following mitigation strategies:

Immediate Steps to Take

Update the Custom 404 Pro plugin to version 3.8.2 or higher to patch the vulnerability.

Long-Term Security Practices

Regularly update plugins and themes to the latest versions to prevent known vulnerabilities.

Patching and Updates

Stay informed about security updates for all installed plugins and themes to address potential vulnerabilities promptly.