CVE-2024-31382 in Blocksy Plugin
Summary
by MITRE • 04/15/2024
Cross-Site Request Forgery (CSRF) vulnerability in creativethemeshq Blocksy blocksy.This issue affects Blocksy: from n/a through <= 2.0.22.
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Analysis
by VulDB Data Team • 04/02/2026
The CVE-2024-31382 vulnerability represents a critical cross-site request forgery flaw within the Blocksy theme framework developed by creativethemeshq. This vulnerability specifically impacts versions of the Blocksy theme ranging from the initial release through version 2.0.22, creating a significant security risk for WordPress websites utilizing this popular theme. The flaw resides in the theme's handling of user authentication tokens and request validation mechanisms, which are fundamental components of web application security.
This CSRF vulnerability stems from the absence of proper anti-forgery token validation within the theme's administrative interfaces and AJAX endpoints. When authenticated users interact with the Blocksy theme's backend functionality, the system fails to verify that requests originate from legitimate sources within the same session. The technical implementation lacks the necessary cryptographic token generation and validation processes that would normally prevent malicious actors from executing unauthorized actions on behalf of authenticated users. This weakness aligns with CWE-352, which specifically addresses cross-site request forgery vulnerabilities in web applications.
The operational impact of this vulnerability extends beyond simple data exposure, as it enables attackers to perform authenticated actions within the context of victim users. An attacker could potentially modify theme settings, update content, manipulate user permissions, or execute administrative functions without the victim's knowledge or consent. The vulnerability is particularly dangerous because it operates at the theme level rather than being a core WordPress issue, making it more challenging to detect and remediate. Attackers could craft malicious web pages or exploit existing vulnerabilities in other parts of the WordPress ecosystem to leverage this CSRF flaw, creating a vector for persistent compromise of affected websites.
Mitigation strategies for this vulnerability require immediate attention from system administrators and security teams. The most effective immediate solution involves updating to Blocksy version 2.0.23 or later, which contains the necessary patches to address the CSRF token validation gaps. Organizations should also implement additional security layers including the use of security plugins that provide enhanced CSRF protection, regular monitoring of theme updates, and implementation of web application firewalls. The vulnerability demonstrates the importance of proper session management and token validation as outlined in the OWASP Top Ten security principles, particularly focusing on the prevention of unauthorized actions through proper authentication and authorization mechanisms. Security teams should also consider implementing Content Security Policy headers and other defensive measures to limit the potential impact of such vulnerabilities in the event of exploitation.