CVE-2025-3064: WPFront User Role Editor CSRF Vulnerability

CVE-2025-3064 Overview

The WPFront User Role Editor plugin for WordPress contains a Cross-Site Request Forgery (CSRF) vulnerability in all versions up to and including 4.2.1. This security flaw exists due to missing or incorrect nonce validation on the whitelist_options() function, which allows unauthenticated attackers to manipulate the default user role setting. Successful exploitation enables privilege escalation through a forged request, provided the attacker can trick a site administrator into performing an action such as clicking a malicious link.

Critical Impact

Unauthenticated attackers can exploit this CSRF vulnerability to escalate privileges on WordPress multisite installations by manipulating the default role option, potentially gaining administrative access to the entire multisite network.

Affected Products

• WPFront User Role Editor plugin for WordPress versions up to and including 4.2.1
• WordPress Multisite installations using the vulnerable plugin versions

Discovery Timeline

• 2025-04-08 - CVE-2025-3064 published to NVD
• 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-3064

Vulnerability Analysis

This vulnerability is classified as CWE-352 (Cross-Site Request Forgery). The core issue lies within the whitelist_options() function in the WPFront User Role Editor plugin, which fails to properly implement nonce validation. Nonces in WordPress serve as security tokens that protect against CSRF attacks by verifying that requests originate from legitimate, authenticated sessions.

Without proper nonce verification, the whitelist_options() function accepts and processes requests without confirming they came from an authorized user action. This allows an attacker to craft a malicious request that, when executed by an authenticated administrator, modifies critical site settings including the default user role assignment.

The vulnerability specifically impacts WordPress multisite environments, where the consequences of privilege escalation are amplified due to the hierarchical nature of multisite administration.

Root Cause

The root cause is the absence of proper nonce validation in the whitelist_options() function located in the class-user-profile.php file. The function processes sensitive role-related options without first verifying that the request includes a valid WordPress nonce token. This oversight allows forged requests to be processed as if they were legitimate administrative actions.

The vulnerable code can be examined at the WordPress plugin source code repository and the related function implementation.

Attack Vector

The attack follows a network-based vector requiring user interaction. An attacker crafts a malicious webpage or link containing a forged request targeting the vulnerable whitelist_options() function. When an authenticated WordPress administrator with sufficient privileges visits the attacker-controlled content, the forged request is automatically submitted to the WordPress site. The request modifies the default role option to an elevated privilege level such as Administrator. Subsequently, the attacker can register a new account that automatically inherits administrative privileges.

This attack chain is particularly effective against multisite installations where super admin capabilities can be obtained, providing control over the entire WordPress network.

Detection Methods for CVE-2025-3064

Indicators of Compromise

• Unexpected changes to the default user role setting in WordPress multisite configurations
• New user accounts with administrative privileges that were not intentionally created
• Referrer logs showing administrator sessions accessing external or suspicious URLs immediately before role option changes
• Audit log entries showing modifications to default_role or related user role options without corresponding legitimate administrative actions

Detection Strategies

• Monitor WordPress options table for unauthorized modifications to role-related settings, particularly default_role
• Implement Web Application Firewall (WAF) rules to detect and block suspicious POST requests targeting WPFront User Role Editor endpoints without valid nonce parameters
• Review HTTP access logs for patterns indicating CSRF attacks, such as POST requests to plugin settings pages with external referrers
• Configure security monitoring to alert on new user registrations with elevated privileges

Monitoring Recommendations

• Enable WordPress activity logging plugins to track all changes to user roles and site options
• Implement real-time alerting for any modifications to multisite network settings
• Monitor for the installation of unrecognized administrator accounts across the WordPress multisite network
• Review server logs regularly for suspicious referrer patterns associated with administrative actions

How to Mitigate CVE-2025-3064

Immediate Actions Required

• Update the WPFront User Role Editor plugin to a version newer than 4.2.1 that includes the security patch
• Review all user accounts on affected WordPress multisite installations and remove any unauthorized administrative accounts
• Audit the default_role option and other role-related settings to ensure they have not been maliciously modified
• Educate WordPress administrators about the risks of clicking unknown links while authenticated to the dashboard

Patch Information

The vulnerability has been addressed in the plugin update. The security fix implements proper nonce validation in the whitelist_options() function. The patch details can be reviewed in the WordPress changeset. Update the plugin through the WordPress dashboard or download the latest version from the official plugin page.

For additional vulnerability details and tracking, refer to the Wordfence Threat Intelligence report.

Workarounds

• Temporarily deactivate the WPFront User Role Editor plugin on multisite installations until the update can be applied
• Implement additional CSRF protection at the web server or WAF level to block requests without valid nonce tokens
• Restrict administrator dashboard access to trusted IP addresses or VPN connections to reduce the attack surface
• Configure Content Security Policy headers to limit the domains that can embed or link to the WordPress administrative interface

# Example Apache .htaccess configuration to restrict admin access
<Files wp-admin>
    Order Deny,Allow
    Deny from all
    Allow from 192.168.1.0/24
    Allow from your.trusted.ip.address
</Files>