Vulnerability Key Information Summary Affected Product Best house rental management system Affected and/or Fixed Versions V1.0 Vulnerability Type SQL injection Root Cause The SQL injection vulnerability exists in the function within the file. Attackers can inject malicious SQL code via the parameter, which is directly used in SQL queries without proper sanitization or validation. This allows attackers to forge input values, manipulate SQL queries, and perform unauthorized operations. Impact Attackers can exploit this SQL injection vulnerability to achieve unauthorized database access, sensitive data leakage, data tampering, full system control, and even service disruption, posing a serious threat to system security and business continuity. Vulnerability Description and POC Vulnerability Type: - boolean-based blind - time-based blind Vulnerable Location: parameter Payload Examples: Recommended Remediation 1. Use Prepared Statements and Parameter Binding: Prepared statements prevent SQL injection by separating SQL code from user input data. 2. Input Validation and Filtering: Strictly validate and filter user input to ensure it conforms to expected formats. 3. Minimize Database User Privileges: Ensure database connection accounts have only the minimum necessary privileges. Avoid using high-privilege accounts (e.g., 'root' or 'admin') for routine operations. 4. Regular Security Audits: Conduct regular code and system security audits to promptly identify and fix potential vulnerabilities.