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What are common security issues in Node.js applications?

Injection attacks (SQL, NoSQL)
Cross-Site Scripting (XSS)
Cross-Site Request Forgery (CSRF)
Broken authentication and session management
Insecure handling of sensitive data (passwords, API keys)
Unvalidated input data
Exposed stack traces or error messages
Security misconfigurations

More from Node.js Tutorial

What happens when an uncaught exception occurs in Node.js?
What is Node.js?
What are process.nextTick() and setImmediate()? How do they differ?
How do you connect Node.js to MongoDB? You typically use the MongoDB Node.js driver or an ODM like Mongoose. Basic connection example with native driver: const { MongoClient } = require('mongodb');
How do you write unit tests in Node.js? Unit tests check small, isolated pieces of your code (like functions) to make sure they work
What is clustering in Node.js? Node.js runs on a single thread by default, which means it can handle only one operation at
What are some popular testing frameworks for Node.js?
How do you improve performance in a Node.js app?

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