Validate all input received by your application to prevent attackers from injecting malicious code or stealing sensitive information.
Often it happening in PHP development to meet XSS. Sanitize all output displayed by your application to prevent cross-site scripting (Xss) attacks.

SQL injection is the most harmful to the project. Use parameterized queries or prepared statements to prevent SQL injection attacks.

Implement secure user authentication and session management to prevent unauthorized access to your application.

Stay up-to-date with the latest CakePHP version and security patches to ensure your application is secure.
