IDOR in AI-Generated APIs: What Cursor Won't Check Automatically

📰 Dev.to AI

Learn to fix IDOR vulnerabilities in AI-generated APIs by adding ownership checks

intermediate Published 19 Apr 2026
Action Steps
  1. Review API routes for IDOR vulnerabilities
  2. Check for missing ownership checks on resource endpoints
  3. Add a comparison between req.user.id and resource.ownerId to fix IDOR
  4. Test API endpoints with different user credentials to verify the fix
  5. Implement auth middleware to restrict access to authorized users
Who Needs to Know This

Backend developers and security teams can benefit from this knowledge to ensure secure API endpoints

Key Insight

💡 AI editors may skip ownership checks, allowing any authenticated user to access another user's data

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🚨 Fix IDOR in AI-generated APIs by adding 1 line of code! 🚨
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