CVE-2025-49353 in Noindex by Path Plugin
Summary
by MITRE • 12/31/2025
Cross-Site Request Forgery (CSRF) vulnerability in Marcin Kijak Noindex by Path allows Stored XSS.This issue affects Noindex by Path: from n/a through 1.0.
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Analysis
by VulDB Data Team • 12/31/2025
The CVE-2025-49353 vulnerability represents a critical security flaw in the Marcin Kijak Noindex by Path WordPress plugin, where a cross-site request forgery vulnerability enables stored cross-site scripting attacks. This vulnerability exists within the plugin's version range from n/a through 1.0, indicating that all versions in this range are potentially affected by this serious security weakness. The combination of CSRF and stored XSS creates a particularly dangerous attack vector that can persistently compromise user sessions and execute malicious code within the victim's browser context.
The technical flaw stems from inadequate validation and sanitization of user input within the plugin's administrative interfaces. When administrators or users interact with the plugin's functionality, the CSRF protection mechanisms fail to properly validate the origin of requests, allowing attackers to craft malicious requests that appear legitimate to the web application. These requests can then be used to inject malicious scripts into the plugin's stored data, which subsequently executes whenever the affected content is rendered to users. The vulnerability operates under CWE-352, which specifically addresses cross-site request forgery conditions, while the stored XSS component aligns with CWE-79, covering cross-site scripting flaws that allow attackers to inject malicious scripts into web pages viewed by other users.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking. Attackers can leverage this weakness to execute persistent malicious code that may redirect users to phishing sites, steal sensitive cookies, or perform unauthorized administrative actions on behalf of legitimate users. The stored nature of the XSS vulnerability means that the malicious payloads remain active even after the initial attack, creating a persistent threat that can affect multiple users over extended periods. This vulnerability particularly impacts WordPress environments where the Noindex by Path plugin is installed, potentially affecting thousands of websites that rely on this plugin for SEO and indexing management.
Security professionals should immediately implement mitigations including updating to the latest version of the plugin if available, implementing proper CSRF token validation, and applying input sanitization measures. Organizations should also consider implementing web application firewalls to detect and block suspicious requests, while conducting thorough security audits of all installed plugins to identify similar vulnerabilities. The ATT&CK framework categorizes this vulnerability under T1546.001 for 'Application Shimming' and T1059.001 for 'Command and Scripting Interpreter', as attackers may use these vulnerabilities to establish persistent access and execute malicious commands within the compromised environment. Additionally, the vulnerability highlights the importance of proper security testing during plugin development and the need for comprehensive input validation to prevent such critical flaws from reaching production environments.