CVE-2025-47461 is a high-severity authentication bypass vulnerability (CWE-288) identified in the mediaticus Subaccounts for WooCommerce plugin, affecting versions up to 1.6.6. This vulnerability allows an attacker with some level of privileges (PR:L - low privileges) to bypass authentication mechanisms by exploiting an alternate path or communication channel within the subaccount management functionality. The vulnerability does not require user interaction (UI:N) and can be exploited remotely over the network (AV:N) with low attack complexity (AC:L). Successful exploitation can lead to full compromise of confidentiality, integrity, and availability (C:H/I:H/A:H) of the affected WooCommerce installation, as attackers may gain unauthorized access to subaccount features, potentially escalating privileges or manipulating sensitive e-commerce data. The vulnerability is currently published with no known exploits in the wild and no patches publicly available yet. The issue stems from improper authentication checks allowing attackers to circumvent intended access controls by leveraging alternate request paths or channels within the subaccounts feature, which is designed to allow multiple users under a single WooCommerce account with varying permissions. This flaw undermines the trust model of subaccount separation and can lead to unauthorized actions within the e-commerce platform.

For European organizations using WooCommerce with the mediaticus Subaccounts plugin, this vulnerability poses a significant risk. WooCommerce is widely used across Europe for online retail, and subaccounts functionality is often employed by businesses to delegate roles such as customer support, order management, or marketing. Exploitation could allow attackers to impersonate subaccounts or escalate privileges, leading to unauthorized access to customer data, order information, and financial transactions. This can result in data breaches violating GDPR regulations, financial fraud, reputational damage, and operational disruption. Given the high confidentiality, integrity, and availability impact, affected organizations could face regulatory penalties and loss of customer trust. The remote and low-complexity nature of the exploit increases the likelihood of targeted attacks, especially against mid-sized and large e-commerce businesses in Europe that rely on this plugin for multi-user management.

1. Immediate mitigation involves disabling the Subaccounts for WooCommerce plugin until a security patch is released by mediaticus. 2. Monitor official vendor channels and security advisories for patch availability and apply updates promptly. 3. Restrict network access to WooCommerce administrative interfaces using IP whitelisting or VPNs to limit exposure. 4. Implement additional multi-factor authentication (MFA) for all WooCommerce accounts to reduce risk from compromised credentials. 5. Conduct thorough access reviews of subaccounts and remove any unnecessary or inactive subaccounts to minimize attack surface. 6. Employ web application firewalls (WAF) with custom rules to detect and block suspicious alternate path requests targeting subaccount endpoints. 7. Log and monitor authentication and authorization events closely to detect anomalous access patterns indicative of exploitation attempts. 8. Educate staff managing WooCommerce about this vulnerability and encourage vigilance for unusual account behaviors.