CVE-2018-16363 : Security Advisory and Response

The mndpsingh287 File Manager plugin V2.9 for WordPress is vulnerable to cross-site scripting (XSS) attacks through the lang parameter in the wp-admin/admin.php?page=wp_file_manager request.

Understanding CVE-2018-16363

This CVE entry describes a specific vulnerability in the mndpsingh287 File Manager plugin for WordPress.

What is CVE-2018-16363?

The vulnerability allows for cross-site scripting (XSS) attacks due to improper handling of user input in specific plugin files.

The Impact of CVE-2018-16363

The vulnerability could be exploited by attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-16363

The technical aspects of the vulnerability are outlined below.

Vulnerability Description

The issue arises from the usage of the set_transient function in file_folder_manager.php and the subsequent echoing of the lang attribute in lib/wpfilemanager.php.

Affected Systems and Versions

Product: mndpsingh287 File Manager plugin V2.9 for WordPress
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability can be exploited through the lang parameter in the wp-admin/admin.php?page=wp_file_manager request.

Mitigation and Prevention

Protective measures to address the CVE-2018-16363 vulnerability.

Immediate Steps to Take

Disable or remove the vulnerable plugin from your WordPress installation.
Regularly monitor for security updates and patches from the plugin developer.
Implement web application firewalls to filter and block malicious traffic.

Long-Term Security Practices

Educate users on safe browsing habits and avoiding suspicious links.
Conduct regular security audits and penetration testing on your WordPress site.

Patching and Updates

Apply any available patches or updates provided by the plugin developer to fix the vulnerability.