Originally published on rohitraj.tech
AI coding agents produce roughly 1.7x more issues than human-written code (CodeRabbit, Dec 2025), and AI-generated code drove 35 new CVEs in March 2026 alone. Here are the 9 anti-patterns I catch reviewing vibe-coded MVPs — phantom validation, optimistic auth, IDOR, race conditions, retry storms, God components — with the before/after fix for each and a checklist to catch them before they ship.
Read the full version with code samples, diagrams, and architecture details: AI-Generated Code Anti-Patterns: 9 Production Bugs Hiding in Vibe-Coded Apps (2026)
More engineering notes: rohitraj.tech/en/notes
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