API Hacking: What is BOLA/IDOR?

📰 Dev.to · Abhinav Singwal

Learn about BOLA/IDOR, a common API vulnerability, and how to identify and exploit it

intermediate Published 6 Jun 2026
Action Steps
  1. Identify potential BOLA/IDOR vulnerabilities in your API by reviewing endpoint permissions
  2. Test for BOLA/IDOR using tools like Burp Suite or Postman
  3. Configure proper access controls and input validation to prevent BOLA/IDOR attacks
  4. Run penetration tests to simulate BOLA/IDOR exploits and evaluate API security
  5. Apply secure coding practices to prevent BOLA/IDOR vulnerabilities in new API endpoints
Who Needs to Know This

API developers and security teams can benefit from understanding BOLA/IDOR to protect their APIs from unauthorized access

Key Insight

💡 BOLA/IDOR is a common API vulnerability that can be exploited to gain unauthorized access to sensitive data

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🚨 API vulnerability alert! 🚨 Learn about BOLA/IDOR and how to protect your APIs from unauthorized access

Key Takeaways

Learn about BOLA/IDOR, a common API vulnerability, and how to identify and exploit it

Full Article

Today I want to talk about one of the most common API vulnerabilities. It's called BOLA (Broken...
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