RRJ Nueva Ecija Engineer Online Portal Create Message teacher_message.php cross site scripting

An attacker can exploit this XSS vulnerability by injecting malicious JavaScript code through the Content parameter within the teacher_message.php file. This code could be used to steal user cookies, redirect users to phishing sites, or deface the website. The remote nature of the vulnerability means an attacker doesn't need to be on the same network as the portal to exploit it. Successful exploitation could lead to unauthorized access to sensitive information and compromise the integrity of the online portal.

Organizations and individuals using the RRJ Nueva Ecija Engineer Online Portal in versions 1.0 through 1.0 are at risk. This includes educational institutions and engineering professionals who rely on the portal for communication and data management. Shared hosting environments using this portal are particularly vulnerable due to the potential for cross-tenant exploitation.

• generic web: Use curl or wget to test the teacher_message.php endpoint with a simple XSS payload (e.g., <script>alert(1)</script>). • generic web: Examine access and error logs for suspicious requests containing XSS payloads targeting teacher_message.php. • generic web: Check response headers for signs of XSS injection (e.g., unexpected script tags). • php: Review the teacher_message.php file for inadequate input validation or output encoding of the Content parameter.

1. 2024-01-02Disclosure

   disclosure

2. 2024-01-02Patch

   patch

1. Réservé2024-01-02
2. Publiée2024-01-02
3. Modifiée2025-05-09
4. EPSS mis à jour2026-04-02

The primary mitigation for CVE-2024-0189 is to immediately upgrade the RRJ Nueva Ecija Engineer Online Portal to version 1.0.1 or later. If upgrading is not immediately feasible, consider implementing input validation and output encoding on the Content parameter to sanitize user-supplied data. While not a complete solution, this can reduce the attack surface. Review and harden web application firewall (WAF) rules to detect and block XSS attempts targeting the teacher_message.php endpoint. After upgrading, verify the fix by attempting to inject a simple XSS payload (e.g., <script>alert(1)</script>) through the Content parameter and confirming that it is properly sanitized or blocked.