CVE-2023-27455 : What You Need to Know

A Cross-Site Scripting (XSS) vulnerability has been discovered in the WordPress Update Image Tag Alt Attribute Plugin version 2.4.5 and below, potentially exposing affected systems to security risks. This CVE was identified and published by Patchstack on May 10, 2023.

Understanding CVE-2023-27455

This section delves into the details of CVE-2023-27455, shedding light on the vulnerability's nature and impact.

What is CVE-2023-27455?

CVE-2023-27455 refers to an Unauthenticated Reflected Cross-Site Scripting (XSS) vulnerability present in the Maui Marketing Update Image Tag Alt Attribute plugin version 2.4.5 and earlier. This loophole could allow malicious actors to execute arbitrary scripts in a victim's browser.

The Impact of CVE-2023-27455

The impact of this vulnerability is categorized as "HIGH" based on the CVSS v3.1 score of 7.1. Exploitation of this XSS flaw could lead to unauthorized script execution, potentially compromising the confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2023-27455

In this section, we will delve deeper into the technical aspects of CVE-2023-27455 to better understand the risk it poses.

Vulnerability Description

The CVE-2023-27455 vulnerability allows for Unauthenticated Reflected Cross-Site Scripting (XSS) attacks on systems running the Maui Marketing Update Image Tag Alt Attribute plugin version 2.4.5 or earlier. Attackers could exploit this flaw to inject and execute malicious scripts in the context of a user's browser session.

Affected Systems and Versions

Systems using the Maui Marketing Update Image Tag Alt Attribute plugin with versions equal to or less than 2.4.5 are susceptible to this XSS vulnerability. It is crucial for users of affected versions to take immediate action to mitigate the risk.

Exploitation Mechanism

The exploitation of CVE-2023-27455 requires no privileges and can be carried out over a network, with user interaction required. The attack complexity is considered low, making it easier for threat actors to exploit this vulnerability.

Mitigation and Prevention

Understanding how to mitigate and prevent the exploitation of CVE-2023-27455 is crucial in safeguarding systems from potential security breaches.

Immediate Steps to Take

Users should update the Maui Marketing Update Image Tag Alt Attribute plugin to a secure version that addresses the XSS vulnerability.
Implement web application firewalls or security plugins to help detect and prevent XSS attacks.
Regularly monitor and audit website code for any suspicious activities or vulnerabilities.

Long-Term Security Practices

Educate website administrators and developers on secure coding practices to prevent XSS vulnerabilities.
Conduct regular security assessments and penetration testing to identify and address security gaps proactively.
Stay informed about security updates and patches released by plugin vendors to keep systems secure.

Patching and Updates

Ensure timely installation of security patches and updates provided by Maui Marketing for the Update Image Tag Alt Attribute plugin to address the CVE-2023-27455 vulnerability. Regularly check for plugin updates to stay protected against emerging threats.