CVE-2018-11366 Explained : Impact and Mitigation

The Loginizer plugin versions 1.3.8 through 1.3.9 for WordPress are vulnerable to Unauthenticated Stored Cross-Site Scripting (XSS) due to mishandling of the logging feature. The issue has been resolved in version 1.4.0 of the plugin.

Understanding CVE-2018-11366

This CVE entry describes a security vulnerability in the Loginizer plugin for WordPress.

What is CVE-2018-11366?

CVE-2018-11366 is a vulnerability in versions 1.3.8 through 1.3.9 of the Loginizer plugin for WordPress, leading to Unauthenticated Stored Cross-Site Scripting (XSS) due to improper handling of the logging functionality.

The Impact of CVE-2018-11366

The vulnerability could allow an attacker to inject malicious scripts into the plugin, potentially leading to unauthorized actions on the affected WordPress site.

Technical Details of CVE-2018-11366

This section provides more technical insights into the CVE.

Vulnerability Description

The issue arises from the mishandling of the logging feature in the init.php file of the Loginizer plugin versions 1.3.8 through 1.3.9 for WordPress, enabling Unauthenticated Stored Cross-Site Scripting (XSS).

Affected Systems and Versions

Loginizer plugin versions 1.3.8 through 1.3.9 for WordPress

Exploitation Mechanism

The vulnerability can be exploited by injecting malicious scripts through the logging feature, potentially leading to XSS attacks.

Mitigation and Prevention

Protecting systems from CVE-2018-11366 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Loginizer plugin to version 1.4.0 or newer to mitigate the vulnerability.
Regularly monitor and audit the plugin for any suspicious activities.

Long-Term Security Practices

Implement web application firewalls to filter and block malicious traffic.
Educate users and administrators about the risks of XSS attacks and best security practices.

Patching and Updates

Ensure all plugins and software are regularly updated to the latest versions to prevent known vulnerabilities like CVE-2018-11366.