From this webpage screenshot, the following key information about the vulnerability can be obtained: 1. Vulnerability Details: - CVE ID: CVE-2024-8172 - Affected Project: QR Code Attendance System 1.0 - Official Website: https://www.sourcecodester.com/php/17242/qr-code-attendance-system-using-php-and-mysql-source-code.html - Version: 1.0 - Related Code File: delete-student.php - Injection Parameter: student 2. Vulnerability Description: - Description: The parameter encodes the tested XSS payload ( ). When decoded, it attempts to inject a script into the webpage: . - Impact: The application does not properly sanitize or validate user input. As a result, the injected script can execute in the user’s browser, leading to an XSS (Cross-Site Scripting) attack. 3. Demonstration: - Screenshot: Shows the interface of the QR Code Attendance System and how to delete a student. - Burp Suite Demonstration: Uses Burp Suite to intercept traffic to , injects the XSS payload, and verifies the vulnerability. 4. Remediation Recommendations: - Fix: Implement stricter input validation and sanitization for the parameter to prevent XSS attacks. This information helps developers understand the vulnerability in detail and take appropriate actions to fix it.