CVE-2019-15028 : Security Advisory and Response

Joomla! before version 3.9.11 had insufficient validations in the "com_contact" component, allowing email submissions in disabled forms.

Understanding CVE-2019-15028

This CVE highlights a vulnerability in Joomla! that could be exploited to submit emails through disabled forms.

What is CVE-2019-15028?

Inadequate checks in the "com_contact" component of Joomla! prior to version 3.9.11 could permit the submission of emails even in forms that were disabled.

The Impact of CVE-2019-15028

This vulnerability could potentially lead to unauthorized email submissions through forms that were intended to be disabled, compromising data integrity and security.

Technical Details of CVE-2019-15028

Vulnerability Description

Prior to Joomla! version 3.9.11, insufficient validations in the "com_contact" component allowed for email submissions in disabled forms.

Affected Systems and Versions

Product: Joomla!
Versions affected: Before 3.9.11

Exploitation Mechanism

The vulnerability could be exploited by malicious actors to bypass form restrictions and submit emails, potentially leading to unauthorized actions.

Mitigation and Prevention

Immediate Steps to Take

Upgrade Joomla! to version 3.9.11 or later to address this vulnerability.
Regularly monitor and review form submissions for any suspicious activities.

Long-Term Security Practices

Implement strict input validations and form submission checks to prevent similar exploits.
Educate users on secure form submission practices to avoid potential risks.

Patching and Updates

Ensure timely installation of security patches and updates provided by Joomla! to mitigate known vulnerabilities.