CVE-2018-14888 : Security Advisory and Response

A Cross-Site Scripting (XSS) vulnerability has been identified in the Eldenroot Thank You/Like plugin version 3.1.0 for MyBB, allowing potential attacks through post or thread subjects.

Understanding CVE-2018-14888

This CVE involves XSS vulnerabilities in a specific file of the Eldenroot Thank You/Like plugin for MyBB.

What is CVE-2018-14888?

The CVE-2018-14888 vulnerability pertains to XSS issues found in the inc/plugins/thankyoulike.php file of the Eldenroot Thank You/Like plugin version 3.1.0 for MyBB. These vulnerabilities can be exploited through post or thread subjects, potentially leading to cross-site scripting attacks.

The Impact of CVE-2018-14888

The vulnerability could allow malicious actors to execute arbitrary scripts in a victim's browser, leading to various attacks such as session hijacking, defacement, or data theft.

Technical Details of CVE-2018-14888

This section provides more technical insights into the CVE.

Vulnerability Description

The issue lies in the Eldenroot Thank You/Like plugin's version 3.1.0 for MyBB, specifically within the inc/plugins/thankyoulike.php file, enabling XSS attacks through post or thread subjects.

Affected Systems and Versions

Product: Eldenroot Thank You/Like plugin
Version: 3.1.0 for MyBB

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious scripts into post or thread subjects, which are not properly sanitized by the plugin, allowing attackers to execute unauthorized code.

Mitigation and Prevention

Protecting systems from CVE-2018-14888 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or remove the Eldenroot Thank You/Like plugin version 3.1.0 for MyBB to prevent exploitation.
Regularly monitor for security updates and patches from the plugin vendor.

Long-Term Security Practices

Educate users on safe post and thread creation practices to avoid XSS vulnerabilities.
Implement web application firewalls and input validation mechanisms to mitigate XSS risks.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.
Stay informed about security best practices and emerging threats.

Patching and Updates

Apply patches or updates released by the Eldenroot Thank You/Like plugin vendor to address the XSS vulnerability and enhance overall security.