CVE-2025-25152 in Smart DoFollow Plugin
Summary
by MITRE • 02/07/2025
Cross-Site Request Forgery (CSRF) vulnerability in LukaszWiecek Smart DoFollow allows Stored XSS. This issue affects Smart DoFollow: from n/a through 1.0.2.
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Analysis
by VulDB Data Team • 02/07/2025
The CVE-2025-25152 vulnerability represents a critical security flaw in the LukaszWiecek Smart DoFollow plugin, which operates within WordPress environments and exposes users to sophisticated cross-site request forgery attacks leading to stored cross-site scripting exploitation. This vulnerability exists in versions ranging from an unspecified starting point through version 1.0.2, indicating a potentially wide range of affected installations that could be compromised. The flaw stems from inadequate validation and sanitization of user inputs within the plugin's administrative interface, creating an attack surface where malicious actors can manipulate the system to execute arbitrary JavaScript code in the context of authenticated users' browsers.
The technical implementation of this vulnerability follows a classic CSRF pattern where attackers can trick authenticated users into executing unintended actions against a web application they are currently authenticated to. In this case, the vulnerability allows for stored XSS because the plugin fails to properly validate or sanitize data submitted through CSRF-protected forms, enabling attackers to inject malicious scripts that persist in the application's database. When legitimate users view pages containing this malicious content, their browsers execute the injected JavaScript code, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability maps directly to CWE-352, which specifically addresses Cross-Site Request Forgery, and the stored nature of the XSS aligns with CWE-79, covering Cross-Site Scripting.
The operational impact of this vulnerability extends beyond simple data theft, as it creates a persistent threat vector that can be exploited repeatedly against any user who interacts with the compromised plugin. Attackers can leverage this vulnerability to gain unauthorized access to administrative functions, modify content, steal user sessions, or even establish backdoors within the WordPress environment. The stored nature of the XSS means that the malicious payload remains active until manually removed from the database, providing attackers with sustained access to compromised systems. This vulnerability particularly affects WordPress sites using the Smart DoFollow plugin, potentially exposing thousands of installations to exploitation, especially those with multiple administrators or users with elevated privileges.
Mitigation strategies for CVE-2025-25152 should prioritize immediate plugin updates to versions that address the CSRF validation issues and implement proper input sanitization mechanisms. Security professionals should also implement additional protective measures including the deployment of web application firewalls that can detect and block malicious CSRF requests, regular monitoring of plugin directories for unauthorized modifications, and comprehensive security audits of WordPress installations. The implementation of Content Security Policy headers can provide additional defense-in-depth against XSS execution, while regular security scanning and penetration testing can help identify similar vulnerabilities in other plugins or themes. Organizations should also consider implementing proper access controls and privilege separation to limit the potential damage from successful exploitation, aligning with ATT&CK technique T1078 for valid accounts and T1566 for social engineering approaches that could leverage this vulnerability.