CVE-2024-12281: Homey WordPress Privilege Escalation Flaw

CVE-2024-12281 Overview

The Homey theme for WordPress contains a privilege escalation vulnerability in all versions up to and including 2.4.2. This vulnerability exists due to improper role assignment controls during the user registration process, allowing users registering new accounts to arbitrarily set their own role. This flaw enables unauthenticated attackers to gain elevated privileges by creating an account with the Editor or Shop Manager role, effectively bypassing authentication and authorization controls.

Critical Impact

Unauthenticated attackers can escalate privileges during account registration, potentially gaining Editor or Shop Manager access to compromise WordPress sites using the Homey theme.

Affected Products

• Homey WordPress Theme versions up to and including 2.4.2
• WordPress installations using the vulnerable Homey theme
• E-commerce sites using Homey with WooCommerce integration

Discovery Timeline

• March 5, 2025 - CVE-2024-12281 published to NVD
• March 5, 2025 - Last updated in NVD database

Technical Details for CVE-2024-12281

Vulnerability Analysis

This privilege escalation vulnerability (CWE-269: Improper Privilege Management) stems from a fundamental flaw in the Homey theme's user registration implementation. The theme fails to properly validate and restrict the role parameter during the account creation process, allowing users to specify arbitrary roles for their new accounts.

In a properly configured WordPress installation, new user registrations should be restricted to the default subscriber role or a role explicitly configured by the administrator. However, the Homey theme's registration handler accepts user-supplied role parameters without adequate validation, enabling attackers to bypass this security control entirely.

The impact of this vulnerability is severe. An attacker can register with the Editor role, gaining the ability to create, edit, and publish content across the site. Even more concerning, if WooCommerce is installed, an attacker can register as a Shop Manager, potentially accessing customer data, order information, and financial details.

Root Cause

The root cause of this vulnerability is the improper handling of user-controlled input during the registration process. The Homey theme's registration functionality does not properly sanitize or restrict the role parameter submitted by users. Instead of enforcing a whitelist of permitted roles or defaulting to a safe role regardless of user input, the theme accepts whatever role value is provided in the registration request.

This represents a classic example of trusting user input without proper validation—a violation of the principle of least privilege and secure default configurations.

Attack Vector

The attack vector for this vulnerability is network-based and requires no authentication or user interaction. An attacker can exploit this vulnerability by intercepting the registration request and modifying the role parameter to specify an elevated role such as editor or shop_manager.

The attack can be performed by manipulating the POST request during account registration. The attacker would modify the role field in the registration form data to specify a privileged role. Since the theme does not validate this field against allowed values, the WordPress installation creates the account with the attacker-specified role.

This vulnerability is particularly dangerous because it requires no special tools or expertise—any attacker with basic knowledge of HTTP requests can craft a malicious registration request to exploit this flaw.

Detection Methods for CVE-2024-12281

Indicators of Compromise

• Unexpected user accounts with Editor or Shop Manager roles that were not created by administrators
• Registration activity logs showing role assignments other than the default subscriber role
• New accounts with elevated privileges accessing administrative areas shortly after creation
• Unusual content modifications or WooCommerce settings changes from recently created accounts

Detection Strategies

• Monitor WordPress user registration logs for accounts created with non-default roles
• Implement file integrity monitoring to detect unauthorized changes to theme files
• Review the wp_users and wp_usermeta database tables for anomalous role assignments
• Configure alerts for new user accounts with Editor, Administrator, or Shop Manager capabilities

Monitoring Recommendations

• Enable WordPress audit logging plugins to track user registration events and role assignments
• Set up automated alerts for any new account creation with elevated privileges
• Regularly audit the user list for accounts with inappropriate role assignments
• Monitor web application firewall logs for suspicious registration requests with modified parameters

How to Mitigate CVE-2024-12281

Immediate Actions Required

• Update the Homey theme to a version newer than 2.4.2 that addresses this vulnerability
• Audit all existing user accounts and remove or demote any suspicious accounts with elevated privileges
• Temporarily disable new user registration if an immediate update is not possible
• Review recent registration activity for signs of exploitation

Patch Information

Users should update the Homey theme to the latest version available from the vendor. The vulnerability affects all versions up to and including 2.4.2. For more information, consult the ThemeForest Product Page for the latest release and the Wordfence Vulnerability Report for detailed vulnerability information.

Workarounds

• Disable public user registration in WordPress Settings > General until the theme is updated
• Implement a Web Application Firewall (WAF) rule to filter registration requests containing unexpected role parameters
• Use a security plugin to enforce role restrictions during user registration
• Consider using an alternative registration process that bypasses the vulnerable theme functionality

# Disable WordPress user registration via wp-config.php
# Add this line to prevent new registrations until patched
define('WP_ALLOW_USER_REGISTRATION', false);

# Alternative: Use WP-CLI to check for suspicious users with elevated roles
wp user list --role=editor --format=table
wp user list --role=shop_manager --format=table