CVE-2025-24561: ReviewsTap CSRF Vulnerability

CVE-2025-24561 Overview

CVE-2025-24561 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the ReviewsTap WordPress plugin developed by awcode. This vulnerability enables attackers to chain CSRF with Stored Cross-Site Scripting (XSS), allowing malicious actors to inject persistent scripts into the application through forged requests. When an authenticated administrator visits a malicious page, the attacker can exploit the lack of CSRF protection to inject JavaScript code that persists in the application and executes whenever users access the affected content.

Critical Impact

Attackers can leverage this CSRF-to-Stored XSS chain to hijack administrator sessions, steal sensitive data, deface website content, or distribute malware to site visitors without direct authentication.

Affected Products

• ReviewsTap WordPress Plugin version 1.1.2 and earlier
• WordPress installations with ReviewsTap plugin enabled
• All sites using vulnerable ReviewsTap versions without CSRF token validation

Discovery Timeline

• 2025-01-24 - CVE-2025-24561 published to NVD
• 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-24561

Vulnerability Analysis

This vulnerability represents a dangerous attack chain combining two distinct web application weaknesses. The ReviewsTap plugin fails to implement proper Cross-Site Request Forgery protections on sensitive form submission endpoints. This missing validation allows attackers to craft malicious requests that, when triggered by an authenticated administrator, execute unauthorized actions on behalf of that user.

The attack escalates from CSRF to Stored XSS because the plugin also lacks proper input sanitization and output encoding on user-supplied data. When the forged request injects malicious JavaScript code, this script is stored persistently in the database and rendered without proper escaping to all subsequent visitors.

Root Cause

The root cause of CVE-2025-24561 stems from two security failures in the ReviewsTap plugin implementation:

1. Missing CSRF Token Validation (CWE-352): The plugin does not implement WordPress nonce verification or other anti-CSRF mechanisms on state-changing operations. Without these protections, the application cannot distinguish between legitimate user requests and forged cross-origin requests.

2. Insufficient Input Sanitization: User-supplied input is stored and rendered without proper sanitization, encoding, or escaping, enabling the injection and execution of arbitrary JavaScript in users' browsers.

Attack Vector

The attack unfolds in a multi-stage process targeting WordPress administrators:

1. The attacker crafts a malicious HTML page containing a hidden form that auto-submits to the vulnerable ReviewsTap endpoint
2. The form payload includes JavaScript code designed to persist in the WordPress database
3. The attacker tricks an authenticated WordPress administrator into visiting the malicious page (via phishing, social engineering, or embedding in compromised sites)
4. Upon page load, the victim's browser automatically submits the forged request with the administrator's session credentials
5. The malicious JavaScript is stored in the database and executes whenever users access the affected plugin content

The vulnerability requires no prior authentication from the attacker and can be triggered through standard social engineering techniques. The stored XSS component means the attack persists beyond the initial exploitation, affecting all future visitors to the compromised pages.

Detection Methods for CVE-2025-24561

Indicators of Compromise

• Unexpected JavaScript code or <script> tags appearing in ReviewsTap plugin data or settings
• Unusual outbound connections from visitor browsers to unknown external domains
• Administrative changes to the ReviewsTap plugin configuration without corresponding authenticated user activity
• Reports of browser security warnings or unexpected behavior when visiting pages with ReviewsTap content

Detection Strategies

• Review web server access logs for suspicious POST requests to ReviewsTap plugin endpoints originating from external referrers
• Implement Content Security Policy (CSP) headers to detect and block unauthorized inline script execution
• Deploy Web Application Firewall (WAF) rules to identify and block CSRF attack patterns targeting WordPress plugins
• Audit stored ReviewsTap data for anomalous HTML or JavaScript content that may indicate successful exploitation

Monitoring Recommendations

• Enable detailed logging for WordPress plugin administrative actions and configuration changes
• Monitor for cross-origin requests to sensitive plugin endpoints using server-side logging
• Implement real-time alerting for new script injections or unexpected DOM modifications in WordPress pages
• Deploy browser-based XSS detection tools to identify stored script execution on frontend pages

How to Mitigate CVE-2025-24561

Immediate Actions Required

• Disable or remove the ReviewsTap plugin until a patched version is available
• Audit existing ReviewsTap data for signs of malicious script injection and sanitize any compromised content
• Review WordPress administrator session logs for unusual activity that may indicate successful CSRF exploitation
• Implement Web Application Firewall rules to block suspicious requests targeting the ReviewsTap plugin endpoints

Patch Information

At the time of this analysis, no official patch information is available from the vendor. Organizations should monitor the Patchstack Vulnerability Report for updates on remediation guidance and patch availability. Until a fix is released, the plugin should be considered unsafe for production use.

Workarounds

• Remove the ReviewsTap plugin entirely from WordPress installations if not critical to operations
• Implement strict Content Security Policy headers to mitigate the impact of any stored XSS payloads
• Restrict administrative access to WordPress using IP allowlisting or VPN requirements to reduce CSRF attack surface
• Deploy a WAF with CSRF and XSS protection rules configured for WordPress plugin endpoints

# Example: Add Content Security Policy header to mitigate XSS impact
# Add to .htaccess or server configuration
Header set Content-Security-Policy "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline';"

# Example: Restrict access to WordPress admin panel by IP
<Directory /var/www/html/wp-admin>
    Require ip 192.168.1.0/24
</Directory>