Critical Vulnerability Information Affected Product Product Name: Inventory Management System Version: V1.0 Link: https://code-projects.org/inventory-management-system-in-php-with-source-code/ Vulnerability Type Type: SQL Injection Vulnerable File File: /php_action/createUser.php Root Cause The vulnerability exists in the file due to insufficient input validation of the parameter, allowing attackers to inject malicious code. Impact Attackers can exploit this SQL injection vulnerability to gain unauthorized access to the database, tamper with data, leak sensitive information, and even disrupt services, posing a serious threat to system security and business continuity. Description During a security review of the "Inventory Management System," a critical SQL injection vulnerability was discovered. This vulnerability stems from inadequate validation of user input for the parameter, enabling attackers to inject malicious SQL queries. As a result, attackers can gain unauthorized access to the database, modify or delete data, and access sensitive information. Vulnerability Details and POC Vulnerable Parameter: MULTIPART username Payload Example: Recommended Remediation Measures 1. Use prepared statements and parameter binding. 2. Implement input validation and filtering. 3. Minimize database user privileges. 4. Conduct regular security audits.