This article addresses common vulnerabilities in MERN stack applications, focusing on security best practices. It outlines various threats such as SQL injection and cross-site scripting (XSS). The author provides actionable strategies for developers to mitigate these risks, including input validation, using environment variables for sensitive data, and employing security libraries. By prioritizing security, developers can protect their applications from potential breaches. For more information please visit https://shorturl.at/YkVhp