Netartmedia PHP Mall 4.1 contains multiple SQL injection vulnerabilities that allow unauthenticated attackers to manipulate database queries through unvalidated parameters. Attackers can exploit these vulnerabilities using time-based blind SQL payloads via the 'id' parameter in index.php or the 'Email' parameter in loginaction.php. The vulnerabilities enable attackers to extract sensitive database information without authentication. Multiple exploit references are available, indicating potential for widespread exploitation. The vulnerability affects the core application functionality and poses significant data exposure risks.