CVE-2018-9020 : What You Need to Know

XSS vulnerabilities can be exploited in the Events Manager plugin prior to version 5.8.1.2 for WordPress through the mapTitle parameter in the Google Maps miniature section of the plugin.

Understanding CVE-2018-9020

The Events Manager plugin for WordPress is susceptible to XSS attacks through a specific parameter, potentially allowing malicious actors to execute harmful scripts.

What is CVE-2018-9020?

This CVE identifies a cross-site scripting (XSS) vulnerability in the Events Manager plugin before version 5.8.1.2 for WordPress. The flaw lies in how the plugin handles user input, specifically in the mapTitle parameter within the Google Maps section.

The Impact of CVE-2018-9020

Exploitation of this vulnerability could lead to unauthorized script execution in the context of the user's browser, posing a risk of various attacks such as data theft, account hijacking, and malware injection.

Technical Details of CVE-2018-9020

The technical aspects of the CVE provide insight into the vulnerability's description, affected systems, and the exploitation mechanism.

Vulnerability Description

The Events Manager plugin before version 5.8.1.2 for WordPress is prone to XSS attacks due to inadequate input validation in the mapTitle parameter used in the Google Maps feature.

Affected Systems and Versions

Product: Events Manager plugin
Vendor: WordPress
Versions Affected: Prior to 5.8.1.2

Exploitation Mechanism

Malicious actors can exploit the XSS vulnerability by injecting harmful scripts into the mapTitle parameter of the Google Maps section, potentially leading to script execution in the user's browser.

Mitigation and Prevention

Protecting systems from CVE-2018-9020 involves immediate actions and long-term security practices.

Immediate Steps to Take

Update the Events Manager plugin to version 5.8.1.2 or newer to mitigate the XSS vulnerability.
Consider implementing web application firewalls (WAFs) to filter and block malicious traffic.

Long-Term Security Practices

Regularly monitor and audit plugins and extensions for security vulnerabilities.
Educate users and administrators about safe coding practices and the risks of XSS attacks.
Stay informed about security updates and patches for all software components.
Conduct security assessments and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates for the Events Manager plugin and other WordPress components to address known vulnerabilities and enhance overall security.