Key Information Affected Product Product Name: Apartment Visitor Management System in PHP and MySQL, Free Source Code Version: V1.0 Vulnerability Details Vulnerability Type: SQL Injection Affected File: view-report.php Vulnerability Location: MULTIPART fromdate ((custom) POST) parameter Issue Type: Item-based blind Root Cause Due to insufficient validation of user input for the parameter, malicious SQL code is directly incorporated into SQL queries without proper sanitization or validation. Impact Attackers can exploit this SQL injection vulnerability to achieve unauthorized database access, sensitive data exposure, data tampering, full system compromise, and even service disruption, posing a severe threat to system security and business continuity. Vulnerability Details and POC Payload: Recommended Remediation 1. Use prepared statements with parameter binding. 2. Implement input validation and filtering. 3. Minimize database user privileges. 4. Conduct regular security audits.