CVE-2024-38778 in WP Fast Total Search Plugin
Summary
by MITRE • 01/02/2025
Cross-Site Request Forgery (CSRF) vulnerability in Epsiloncool WP Fast Total Search.This issue affects WP Fast Total Search: from n/a through 1.69.234.
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Analysis
by VulDB Data Team • 02/16/2025
The CVE-2024-38778 vulnerability represents a critical Cross-Site Request Forgery flaw within the WP Fast Total Search plugin for WordPress systems. This vulnerability allows attackers to exploit the lack of proper authentication mechanisms when processing administrative actions, potentially enabling unauthorized modifications to search configurations and plugin settings. The vulnerability specifically impacts versions of the WP Fast Total Search plugin ranging from the initial release through version 1.69.234, indicating a substantial attack surface across multiple iterations of the software.
The technical implementation of this CSRF vulnerability stems from the plugin's failure to validate the origin of requests made to its administrative endpoints. When legitimate users perform administrative actions within the WordPress dashboard, the plugin does not adequately verify that these requests originate from authenticated users or from the legitimate WordPress administration interface. This absence of proper request validation creates a condition where malicious actors can craft specially crafted web pages or emails that, when visited by authenticated administrators, automatically submit requests to the vulnerable plugin's administrative functions.
From an operational perspective this vulnerability poses significant risks to WordPress installations using the affected plugin. Attackers could potentially modify search parameters, disable search functionality, or even inject malicious configurations that could compromise the entire search indexing system. The impact extends beyond simple configuration changes as search functionality often serves as a critical access point for website content, making this vulnerability particularly dangerous for sites that rely heavily on search-based navigation and content discovery. The vulnerability also aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in software applications.
The exploitation of this vulnerability typically follows a pattern where attackers craft malicious web pages containing hidden forms or javascript that automatically submits requests to the target WordPress installation's administrative endpoints. When an administrator visits such a page while logged into their WordPress site, the browser automatically includes the necessary authentication cookies, thereby executing the malicious actions without the administrator's knowledge or consent. This attack vector represents a classic example of how CSRF vulnerabilities can be leveraged to perform unauthorized administrative actions, potentially leading to complete compromise of the affected WordPress installation.
Organizations should prioritize immediate remediation of this vulnerability by updating to the latest version of WP Fast Total Search where the CSRF protection mechanisms have been properly implemented. The fix typically involves implementing proper anti-CSRF tokens within administrative forms and validating the referer header or using custom tokens to verify that requests originate from legitimate sources within the WordPress administration interface. Security teams should also consider implementing additional network-level protections such as web application firewalls that can detect and block suspicious request patterns targeting known vulnerable endpoints. This vulnerability demonstrates the critical importance of maintaining up-to-date security practices and the necessity of implementing robust authentication validation mechanisms for all administrative functions within web applications. The ATT&CK framework categorizes this type of vulnerability under T1566, which encompasses initial access through phishing and other social engineering techniques that exploit authentication bypass vulnerabilities.