Blog - VibeDoctor | AI Code Health, Security & Quality Articles 

VIBEDOCTOR BLOG

In-depth articles on every security, performance, and code quality issue VibeDoctor diagnoses - with real code examples, fixes, and explanations for founders and developers using AI coding tools.

98 articles · 23 diagnostic areas · 129+ checks covered

🔒 Security Vulnerabilities

High SEC-001

Unprotected API Routes in AI-Generated Code: How to Fix Them

AI code generators often create API routes without authentication. Learn how to detect and fix unprotected endpoints in your vibe-coded app.

Critical SEC-002

SQL Injection in AI-Generated Code: The Hidden Risk of Vibe Coding

AI tools like Bolt and Cursor generate SQL injection vulnerabilities 2.74x more often. Learn to spot and fix string interpolation in database queries.

Critical SEC-003

XSS Vulnerabilities in React and Next.js: What AI Code Misses

dangerouslySetInnerHTML and innerHTML are XSS time bombs in AI-generated React code. Learn how to detect and eliminate cross-site scripting risks.

High SEC-004

CORS Misconfiguration in Vibe-Coded Apps: Wildcard Origins Explained

Wildcard CORS origins let any website call your API. Learn how AI tools misconfigure Access-Control headers and how to fix them.

High SEC-005

CSRF and State-Changing GET Requests: A Vibe Coding Anti-Pattern

AI code generators often use GET requests for mutations like delete and update. Learn why this creates CSRF vulnerabilities and how to fix it.

Critical SEC-006

Client-Side Secret Exposure: NEXT_PUBLIC_ and VITE_ Env Var Dangers

Prefixing secrets with NEXT_PUBLIC_ or VITE_ exposes them in the browser bundle. Learn how AI tools cause this critical mistake.

High SEC-007

Insecure Cookie Settings: Missing httpOnly, Secure, and SameSite Flags

AI-generated cookie code often skips httpOnly, Secure, and SameSite flags. Learn what each flag does and why your session cookies need them.

Critical SEC-008

eval() and new Function() in JavaScript: Why AI Code Uses Them Wrong

Dynamic code execution via eval() is one of the most dangerous patterns in AI-generated code. Learn safer alternatives.

High SEC-009

Math.random() Is Not Secure: Insecure Randomness in AI-Generated Code

AI tools use Math.random() for tokens and IDs. Learn why this is predictable and how to use crypto.randomUUID() instead.

High SEC-010

Missing Input Validation in API Routes: The #1 AI Code Shortcut

Most AI-generated API routes accept any input without validation. Learn how to add Zod or Joi schema validation to protect your endpoints.

High SEC-011

Insecure File Uploads in AI-Generated Code: No Validation, No Limits

AI tools generate file upload endpoints without type validation or size limits. Learn how attackers exploit this and how to fix it.

High SEC-013

No Rate Limiting on Your API? How AI Code Leaves You Wide Open

AI-generated APIs almost never include rate limiting. Learn how attackers abuse this and how to add rate limiting in minutes.

Critical SEC-014 SEC-015 SEC-016

Hardcoded API Keys in Bolt, Lovable & Cursor: How to Find and Remove Them

AI coding tools embed API keys directly in source code. Learn how to find hardcoded Stripe, OpenAI, and AWS keys before attackers do.

🔑 Secret Detection

🛡️ Security Headers

🔐 SSL / TLS Certificate

📦 Dependency Vulnerabilities

⚡ Performance

🔍 SEO Meta Tags

🧹 Code Quality

📈 Deep Code Analysis

🐌 Performance Anti-Patterns

🖥️ Frontend Quality

⚙️ Configuration & DevOps

🧪 Testing

📋 Project Hygiene

🌐 Live Website Analysis

🔧 Tool-Specific Guides

High SEC-001 SEC-002 SEC-006 SEC-010 SEC-014

Is Your Bolt.new App Safe to Launch? 7 Things to Check Before Going Public

Built something on Bolt.new and about to share it? Here are 7 security and quality checks to run before your app goes live.

High SEC-001 SEC-003 SEC-006 SEC-010 SEC-013

Lovable App Security: What Lovable Does Not Tell You About Your Code

Lovable generates beautiful apps fast, but the generated code has security gaps. Learn what Lovable skips and how to fix it before launch.

High SEC-003 SEC-010 FE-005a FE-005b FE-008

v0 by Vercel: Security and Code Quality Issues in Generated Components

v0 generates stunning React components, but ships XSS vectors, missing validation, and accessibility gaps. Here is what to check.

Critical SEC-001 SEC-006 SEC-013 SEC-014 CFG-002

Replit Apps in Production: Why Deployed Repls Have Critical Security Gaps

Replit makes deployment one click away, but deployed Repls often ship with exposed secrets, no auth, and zero rate limiting.

High SEC-002 SEC-003 SEC-006 SEC-010 QUA-010

Cursor-Generated Code: The 5 Most Common Security Issues We See in Scans

Cursor is the fastest AI coding tool, but speed creates patterns. Here are the 5 security issues that show up most in Cursor-generated codebases.

Critical SEC-001 SEC-003 SEC-006 SEC-010 SEC-013

The Apps Bolt and Lovable Build Have a Problem. This Tool Was Built to Find It.

Bolt and Lovable generate apps fast. They do not generate them safe. VibeDoctor finds the security, quality, and performance issues these platforms consistently leave behind.

🔐 Auth & Identity

🚀 Deployment & Infrastructure

📝 Code Patterns

💼 Founder & Commercial

High SEC-001 SEC-006 SEC-014 TST-001

Shipping to Investors? Your Vibe-Coded App Needs This Security Check First

Before your demo day or investor pitch, make sure your AI-built app does not have embarrassing security holes that a technical due diligence will find.

High SEC-001 SEC-002 SEC-003 SEC-006 SEC-010

OWASP Top 10 for Vibe Coders: The Plain English Version

The OWASP Top 10 explained for builders who use AI coding tools. No jargon, real examples from Bolt, Lovable, and Cursor-generated code.

Critical SEC-002 SEC-006 SEC-014 GIT-001

How Much Does a Data Breach Cost a Solo Founder? Real Numbers for Indie Hackers

A data breach costs enterprises $4.88M on average. For solo founders, the math is different but the damage can still end your company.

Medium SEC-001 SEC-002 SEC-003 SEC-004 SEC-005

The Vibe Coding Security Glossary: 40 Terms Every Builder Should Know

From XSS to RLS, CSRF to CORS - a plain English glossary of 40 security terms every vibe coder needs to understand.

High SEC-001 SEC-006 SEC-010 SEC-014 TST-001

Before You Launch on Product Hunt: A Security Checklist for AI-Built Apps

Product Hunt launches attract thousands of users and hackers. Run these 10 security checks before your vibe-coded app goes live.

High SEC-001 SEC-014 TST-001 CFG-006

SOC 2 for Startups: Does Your Vibe-Coded App Qualify?

Enterprise customers ask for SOC 2. AI-generated code fails most SOC 2 controls by default. Here is what you need to fix to pass an audit.

High SEC-001 SEC-006 SEC-014 TST-001

Vienna-Based Startup Targets the Billion-Dollar Blind Spot in AI-Generated Code

A startup from Vienna is building tools for the security and quality gap that AI coding platforms created but were never equipped to fix.

Critical SEC-001 SEC-006 SEC-010 SEC-014 TST-001 TRIVY

VibeDoctor Launches Scanner Built for AI-Coded Apps - and the Early Numbers Are Alarming

VibeDoctor scans apps built with Bolt, Lovable, Cursor, and Replit. The data from early scans reveals how unsafe most AI-built apps are before launch.

High SEC-001 SEC-006 SEC-014 TST-001

Solo Founder Ships Production Readiness Platform After Watching AI Coders Ship Broken Apps

The story behind VibeDoctor: built by a solo founder who got frustrated watching vibe-coded apps serve real users with no security scanning, no quality gate, and no production readiness check.

High SEC-001 SEC-002 SEC-006 SEC-010 SEC-014 QUA-014 TRIVY

How to Check AI-Generated Code Before Shipping: The Complete Guide

A step-by-step guide to reviewing and validating code written by Cursor, Bolt, Lovable, Claude Code, or ChatGPT before it goes to production.

High SSL-001 HDR-001 SEC-001 SEC-002 SEC-003 SEC-010 SEC-014 TRIVY

Website Security Checklist for AI-Built Apps: 50 Checks Before You Ship

The security checklist built for vibe coders. Covers everything Bolt, Lovable, and Cursor miss by default - secrets, unprotected APIs, CVEs, and missing headers. Automated + manual.

High SSL-002 HDR-001 SEC-001 TRIVY DEP-008

Website Security Updates for Vibe-Coded Apps: What to Check Every Month

AI tools ship your app but don't maintain it. This is the monthly security update checklist for founders using Bolt, Lovable, Cursor, or Replit - CVEs, headers, certs, and secrets.

High SEC-001 SEC-006 SEC-010 SEC-014 QUA-014

Vibe Coding Best Practices: 12 Rules for Shipping AI-Generated Code

Practical rules for shipping AI-generated code safely. From scanning after every session to checking for hallucinated imports - how to vibe code without the regret.

High SEC-001 SEC-006 SEC-010 SEC-014 TST-001

Is Your AI-Built App Production Ready? The 5-Minute Test

10 quick questions to determine if your vibe-coded app is ready for real users. Answer honestly, fix the gaps, and ship with confidence.

Critical SEC-001 SEC-006 SEC-014 QUA-008 QUA-014 TST-001 HDR-001

The State of Vibe Coding Security in 2026: What Scanning Thousands of AI-Built Apps Reveals

Data from scanning thousands of AI-generated codebases reveals the most common security, quality, and performance issues. The patterns every vibe coder should know.

🤖 AI Comparison & Trending

High SEC-001 SEC-002 SEC-006 SEC-010 SEC-014

Claude, GPT, and Gemini: Which AI Writes the Safest Code?

We compared code generated by Claude, GPT-4, and Gemini across 10 security checks. Here is which model produces the fewest vulnerabilities.

High SEC-001 SEC-002 SEC-014 QUA-014 PERF-001

Connect Your IDE to VibeDoctor MCP to Monitor AI-Generated Code Live

Step-by-step guide to wiring Cursor, VS Code Copilot, Claude Code, or Windsurf to VibeDoctor MCP for real-time code validation as your AI agent writes code.

Critical SEC-001 SEC-006 SEC-014

MCP Servers: Security Risks of AI Tool Integrations You Need to Know

Model Context Protocol lets AI tools access your files, database, and APIs. Here are the security risks most developers overlook.

High SEC-001 SEC-002 SEC-010 QUA-006a TST-001

Vibe Coding in 2026: The State of AI-Generated Code Quality

A data-driven look at how AI-generated code quality has evolved. What improved, what got worse, and what every builder should watch.

High SEC-001 SEC-006 SEC-010 SEC-014 TRIVY

New Tool Catches What SonarQube, Snyk, and CodeRabbit Were Never Built to Find

SonarQube, Snyk, and CodeRabbit were designed for professional engineering teams. VibeDoctor fills the gap they left open for AI-generated apps.

High

Stop Feeding Your Entire Codebase to AI: How Structural Intelligence Saves Tokens

Developers waste thousands of AI tokens per session because they lack codebase visibility. Structural code intelligence cuts token usage and improves AI output quality.

High SEC-001 SEC-002 SEC-006 SEC-014 QUA-014 TRIVY

Best Free Tools to Review AI-Generated Code Before You Ship

Compare the best free tools for reviewing AI-generated code: VibeDoctor, npm audit, ESLint, GitHub code scanning, and Snyk. Find the right tool for vibe-coded apps.

Critical QUA-014 DEP-001

Slopsquatting: When AI-Hallucinated Packages Become Real Malware

Attackers are registering npm packages that AI tools hallucinate. Learn how slopsquatting works, why it targets vibe-coded apps, and how to detect hallucinated imports.

High SEC-001 SEC-006 SEC-010 SEC-014 QUA-006 QUA-008

AI Coding Agents Are Writing Entire Apps - Who's Checking Their Work?

Claude Code, Devin, and Cursor Agent can build entire applications autonomously. But AI agents introduce security and quality issues at scale. Here is what to check.

⚛️ Framework-Specific Guides

🔬 Product Features

Don't read about issues - diagnose them.

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