CVE-2024-39628 in Ninja Forms Plugin
Summary
by MITRE • 08/27/2024
Cross-Site Request Forgery (CSRF) vulnerability in Saturday Drive Ninja Forms.This issue affects Ninja Forms: from n/a through 3.8.6.
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Analysis
by VulDB Data Team • 03/12/2025
The Cross-Site Request Forgery vulnerability identified as CVE-2024-39628 resides within the Saturday Drive Ninja Forms plugin, representing a critical security flaw that undermines the integrity of web applications relying on this form management system. This vulnerability specifically impacts versions ranging from an unspecified starting point through version 3.8.6, indicating a broad attack surface that requires immediate attention from system administrators and security teams. The flaw manifests in the plugin's failure to properly validate and authenticate cross-origin requests, creating a pathway for malicious actors to exploit user sessions and execute unauthorized actions within the application context.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF tokens or mechanisms within the Ninja Forms plugin's request handling process. When users navigate to web pages that utilize Ninja Forms functionality, the application fails to validate that requests originate from legitimate sources within the same origin domain. This weakness allows attackers to craft malicious requests that appear to come from authenticated users, leveraging the user's existing session cookies to perform actions without their knowledge or consent. The vulnerability directly maps to CWE-352, which categorizes Cross-Site Request Forgery as a fundamental web application security weakness involving the exploitation of user sessions and authentication contexts.
The operational impact of this vulnerability extends beyond simple data manipulation, as it can enable attackers to perform a wide range of malicious activities within the compromised application. Successful exploitation could result in unauthorized form submissions, data modification, user account takeovers, and potentially full system compromise depending on the permissions granted to the affected users. The attack vector typically involves tricking users into clicking malicious links or visiting compromised websites that automatically submit requests to the vulnerable Ninja Forms endpoint. This attack pattern aligns with ATT&CK technique T1566, which describes the use of social engineering to manipulate users into executing malicious requests.
Mitigation strategies for this CSRF vulnerability must be implemented immediately through the application of the latest available patches from the Ninja Forms development team, as version 3.8.6 represents the latest known release that addresses this specific weakness. Organizations should also implement additional defensive measures including the deployment of Content Security Policy headers, the implementation of proper CSRF token generation and validation mechanisms, and the enforcement of SameSite cookie attributes. Network-level protections such as web application firewalls can provide additional layers of defense, while security monitoring should be enhanced to detect anomalous request patterns that may indicate CSRF attack attempts. Regular security audits and penetration testing should be conducted to ensure that all web applications remain protected against similar vulnerabilities, particularly given the widespread use of form processing plugins in web environments.