CVE-2025-3780 in WCFM Plugin
Summary
by MITRE • 07/09/2025
The WCFM – Frontend Manager for WooCommerce along with Bookings Subscription Listings Compatible plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the wcfm_redirect_to_setup function in all versions up to, and including, 6.7.16. This makes it possible for unauthenticated attackers to view and modify the plugin settings, including payment details and API keys
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Analysis
by VulDB Data Team • 07/17/2025
The vulnerability identified as CVE-2025-3780 affects the WCFM – Frontend Manager for WooCommerce plugin and its Bookings Subscription Listings Compatible extension, which are widely used WordPress plugins for managing WooCommerce frontend operations. This security flaw resides within the wcfm_redirect_to_setup function that lacks proper capability validation, creating a critical access control weakness that undermines the plugin's security posture. The vulnerability impacts all versions up to and including 6.7.16, making it a persistent threat across a significant portion of the plugin's user base. The absence of capability checks in this function means that any attacker, regardless of authentication status, can exploit this weakness to gain unauthorized access to sensitive plugin configurations.
The technical exploitation of this vulnerability stems from the missing capability verification mechanism within the wcfm_redirect_to_setup function, which should require specific administrative privileges to access or modify plugin settings. This flaw directly maps to CWE-284, which addresses improper access control issues where insufficient checks allow unauthorized users to perform privileged actions. The vulnerability allows unauthenticated attackers to manipulate critical system parameters including payment gateway configurations, API keys, and other sensitive administrative settings that are typically restricted to authenticated administrators. The lack of proper authentication checks in this function creates a direct pathway for attackers to bypass normal security controls that would otherwise prevent unauthorized modifications to core plugin configurations.
The operational impact of this vulnerability extends beyond simple data exposure to encompass complete compromise of plugin functionality and potential downstream security consequences. Attackers who successfully exploit this vulnerability can modify payment configurations, potentially redirecting transactions to malicious accounts, or manipulate API keys to gain unauthorized access to external services integrated with the WooCommerce platform. This vulnerability also creates opportunities for attackers to modify booking configurations, subscription management parameters, and other critical frontend management settings that control user access and system behavior. The implications are particularly severe given that these plugins are commonly used for e-commerce operations where financial data and customer information are processed, making this vulnerability a prime target for attackers seeking to exploit commercial systems.
Security mitigations for this vulnerability should prioritize immediate plugin version updates to address the capability check deficiency in the wcfm_redirect_to_setup function. Organizations should implement network-level restrictions and monitoring to detect unauthorized access attempts to plugin configuration endpoints, while also conducting thorough security audits of all plugin installations to identify potential exploitation. The remediation process should include verifying that all administrative functions properly validate user capabilities before executing privileged operations, aligning with ATT&CK technique T1078.004 which focuses on valid accounts and credential access. Additionally, system administrators should establish regular vulnerability scanning procedures and maintain updated security baselines to prevent similar access control weaknesses from being introduced through plugin installations. The vulnerability underscores the importance of implementing proper capability checks in all administrative functions and demonstrates the critical need for robust authentication mechanisms in WordPress plugin development practices.