SourceCodester Employee Management System employee.php cross site scripting

Successful exploitation of CVE-2025-1905 allows an attacker to inject arbitrary JavaScript code into the Employee Management System. This can lead to a variety of malicious outcomes, including session hijacking, phishing attacks, and defacement of the application's user interface. An attacker could steal sensitive user data, such as login credentials or personal information stored within the system. Furthermore, the injected script could be used to redirect users to malicious websites or to perform actions on their behalf, potentially granting the attacker unauthorized access to the system and its resources. The impact is amplified if the system handles sensitive employee data or is integrated with other critical business applications.

Organizations utilizing the SourceCodester Employee Management System, particularly those with legacy configurations or those who haven't implemented robust input validation practices, are at risk. Shared hosting environments where multiple users share the same server instance are also particularly vulnerable, as a compromise of one user's account could potentially impact others.

• php: Examine employee.php for unsanitized input handling of the 'Full Name' parameter. Search for patterns like echo $_GET['Full Name'] or similar constructs without proper escaping.

// Example of vulnerable code
echo $_GET['Full Name'];

• generic web: Monitor access logs for unusual requests to employee.php with suspicious parameters in the 'Full Name' field. Look for encoded characters or patterns commonly used in XSS attacks.

grep -i 'Full Name=[^a-zA-Z0-9 ]+' /var/log/apache2/access.log

• generic web: Check response headers for signs of script injection. Examine the HTML source code for unexpected JavaScript code blocks.

1. 2025-03-04Disclosure

   disclosure

1. Gereserveerd2025-03-03
2. Gepubliceerd2025-03-04
3. EPSS bijgewerkt2026-04-02

The primary mitigation for CVE-2025-1905 is to immediately upgrade to version 1.0.1 of the Employee Management System. If upgrading is not immediately feasible, consider implementing input validation and sanitization on the 'Full Name' field to prevent the injection of malicious scripts. Web application firewalls (WAFs) can be configured to detect and block XSS attempts targeting the employee.php file. Regularly review and update the application's security configuration to ensure best practices are followed. After upgrading, confirm the vulnerability is resolved by attempting to inject a simple XSS payload into the 'Full Name' field and verifying that it is properly sanitized.