CVE-2024-32794 in Paid Memberships Pro Plugin
Summary
by MITRE • 04/24/2024
Cross-Site Request Forgery (CSRF) vulnerability in Paid Memberships Pro.This issue affects Paid Memberships Pro: from n/a through 2.12.10.
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Analysis
by VulDB Data Team • 04/03/2025
The CVE-2024-32794 vulnerability represents a critical cross-site request forgery flaw within the Paid Memberships Pro plugin, a widely used membership management solution for wordpress platforms. This vulnerability allows authenticated attackers to perform unauthorized actions on behalf of users who are logged into the administrative interface. The issue exists in versions ranging from the initial release through 2.12.10, indicating a prolonged period during which the plugin was susceptible to this type of attack. The vulnerability specifically targets the plugin's handling of administrative requests, potentially enabling malicious actors to manipulate membership settings, user permissions, or payment configurations without proper authorization. The affected nature of this vulnerability stems from insufficient validation of request origins and lack of proper anti-CSRF token implementation in the plugin's administrative endpoints. This flaw directly violates fundamental web application security principles and represents a significant risk to organizations relying on the plugin for membership management and payment processing.
The technical implementation of this CSRF vulnerability occurs through the absence of proper origin validation and anti-CSRF token mechanisms in the plugin's administrative interfaces. Attackers can craft malicious requests that exploit the trust relationship between the web application and authenticated users, allowing them to execute administrative functions without the user's knowledge or consent. The vulnerability manifests when legitimate administrative requests are processed without sufficient verification of the request source or authenticity. This flaw operates by leveraging the browser's automatic inclusion of cookies for requests to the same domain, enabling attackers to trick authenticated users into performing unintended actions. The attack typically involves sending crafted requests that appear legitimate to the web application but are initiated by an attacker-controlled page. The vulnerability's impact is amplified because it affects the core membership management functionality, potentially allowing attackers to modify user access levels, alter membership tiers, or manipulate payment processing workflows.
The operational impact of CVE-2024-32794 extends beyond simple unauthorized access, potentially compromising entire membership systems and financial transactions within affected organizations. Successful exploitation could result in unauthorized user privilege escalation, modification of membership status, fraudulent payment processing, or complete compromise of membership data integrity. Organizations using this plugin may experience significant financial losses through unauthorized transactions, user account manipulation, or service disruption. The vulnerability particularly affects membership sites that handle sensitive user data, payment information, and access control mechanisms. Attackers could leverage this flaw to gain elevated privileges within the membership system, potentially leading to data breaches, financial fraud, or complete service compromise. The impact is further magnified in environments where the plugin is integrated with payment gateways or third-party services, as unauthorized modifications could affect transaction processing and user billing. This vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery flaws in web applications.
Mitigation strategies for CVE-2024-32794 require immediate action to patch the affected plugin versions and implement additional security controls. Organizations should upgrade to the latest version of Paid Memberships Pro where the vulnerability has been addressed, typically version 2.12.11 or later. The patch should include proper implementation of anti-CSRF tokens, origin validation, and request verification mechanisms. Additional defensive measures include implementing Content Security Policy headers, enabling two-factor authentication for administrative accounts, and monitoring for unusual administrative activities. Security teams should also consider implementing web application firewalls to detect and block suspicious requests, along with regular security audits of plugin configurations. The remediation process should include thorough testing to ensure that the patch does not introduce compatibility issues with existing site functionality. Organizations should conduct security assessments to identify any potential exploitation attempts and implement proper logging and monitoring of administrative activities to detect unauthorized access attempts. This vulnerability demonstrates the critical importance of maintaining up-to-date security patches and following secure coding practices, particularly in membership and payment processing systems. The remediation efforts should also include staff training on recognizing social engineering attacks that may attempt to exploit this vulnerability.