VIBEDOCTOR BLOG

High SEC-014 QUA-014 TST-003 DEP-008

Vibe Coding With Claude Code: A Safe Setup for 2026

Vibe coding with Claude Code, safely: Karpathy's definition, then plan mode, CLAUDE.md, permission modes, hooks, git and /security-review before you deploy.

High SEC-014 SEC-006 SEC-001

How to Start Vibe Coding (Without Shipping a Security Hole)

How to start vibe coding, step by step: pick a tool, write the first prompt, connect GitHub, keep keys in env vars, turn on Supabase RLS, then deploy.

High SEC-006 SEC-014 SEC-013 HDR-001

Google AI Studio Vibe Coding: What to Check Before You Publish

Google AI Studio vibe coding keeps your Gemini key on the server, but a published app spends it for every visitor. What Google's docs say and what to check.

High SEC-001 SEC-006 SEC-014 HDR-001

Is Base44 Safe? Base44 App Security Before You Go Live

Is Base44 safe? Base44 handles hosting and certifications, but app visibility, data permissions, backend functions and keys are yours. What to check.

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.

High SEC-001 SEC-006 SEC-014 DEP-008

Is Vibe Coding Bad? What the Evidence Says in 2026

Is vibe coding bad? What Veracode, METR, Anthropic and Karpathy found: where it works, where it fails on security and upkeep, and how to keep the upside.

Medium SEC-014 QUA-014 TST-003

Vibe Coding vs Agentic Coding: What Actually Changes

Vibe coding vs agentic coding: one accepts AI code unread, the other hands tasks to agents like Claude Code. What changes: PRs, tests, permissions, review.

Medium SEC-001 SEC-006 SEC-014 HDR-001

Best Vibe Coding Tools in 2026, Compared

The best vibe coding tools in 2026: Lovable, Bolt, Replit, v0, Base44, AI Studio, Cursor, Claude Code, Copilot and Devin Desktop, with free plans and prices.

High SEC-003 SEC-010 SEC-011

Working AI Backends Are Still Exploitable: What BaxBench Found

BaxBench attacked AI-built backends that passed their tests. About half were exploitable, a third for the top model. What broke and how to check yours.

High TST-002 TST-003 QUA-014 SEC-014

Make Claude Code or Cursor Check Its Own Code

Rules files ask, hooks enforce. How to give Claude Code and Cursor a definition of done: typecheck, tests and a scanner the agent must pass before it stops.

High SEC-002 SEC-003 SEC-014

The Models Got Smarter. The Code Did Not Get Safer.

Veracode: a 56% security pass rate across 100+ AI models tested over four years, up from 55%, while syntax correctness sits near 100%. What that gap means.

High QUA-012 TST-003 SEC-001

When the AI Opens the Pull Request and the AI Approves It

Agent-authored PRs land in real repos at scale. A study of 24,014 merged agentic PRs shows where they succeed, where they fail, and why review decides.

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

Connect Cursor, VS Code Copilot, Claude Code, or Windsurf to VibeDoctor MCP for real-time code validation. Fastest route: paste one sentence and your agent sets itself up, no commands to run.

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 CVE-SCAN

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 CVE-SCAN

Best Free AI Code Review Tools in 2026, Compared

CodeRabbit, Greptile, Qodo, Copilot, Bugbot, DeepSource, SonarQube and Semgrep: free plans, trials, card rules and prices, checked October 2026.

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.

Critical SEC-014 SEC-015 QUA-014

Prompt Injection Is Now OWASP's #1 AI Threat: When Your Coding Agent Becomes the Attacker

Prompt injection tops the OWASP 2026 list and the Bitwarden CLI worm hunted Claude, Cursor and Codex credentials. Why the code your agent commits is now your attack surface. Sources: Help Net Security, Microsoft, Palo Alto, Endor Labs.

High CVE-SCAN SEC-014 SAST-SEC PKG-VERIFY

Snyk Alternatives for Solo Founders and Vibe Coders (2026)

Six Snyk alternatives compared for solo founders: what each scans, free tier limits, real prices, and which to pick for an AI-built app.

High SEC-001 SEC-002 SEC-014 PKG-VERIFY

Claude Code Security Review: What Each Tool Catches (2026)

Claude Code's security-guidance plugin, /security-review and Claude Security plugin compared: what each catches, what they miss, and what to add.

High SEC-014 SEC-001 TST-001 GIT-001

Vibe Code Cleanup: Fixing an AI-Built App You Inherited

Inherited a Lovable, Bolt or Cursor app? A 7-step vibe code cleanup order with exact commands: secrets, access rules, dependencies, build, map, tests, CI.

Medium QUA-006 QUA-007 QUA-008

Comprehension Debt: AI Code Nobody Understands

Comprehension debt is the gap between the code your AI wrote and the code your team understands. How it differs from tech debt, its symptoms and a weekly fix.

Medium QUA-005

Mixed Async Patterns in JavaScript: .then() vs async/await in AI Code

AI tools mix .then()/.catch() with async/await in the same file. Learn why this causes bugs and how to standardize your async code.

Medium QUA-006a QUA-006b QUA-006c

God Functions: Why AI Generates 200-Line Monsters (And How to Split Them)

AI code generators build massive functions with deep nesting and too many parameters. Learn refactoring patterns to break them down.

Medium QUA-008 QUA-013

God Files in Vibe-Coded Projects: When One File Does Everything

AI generates 500-line files that handle routing, data, UI, and business logic. Learn how to detect and decompose monolithic files.

High QUA-009 QUA-010

Missing Error Handling in AI-Generated Code: Silent Failures Everywhere

Cursor, Bolt, and Lovable generate .then() without .catch() and try blocks without meaningful catches. Learn how to add real error handling.

Medium QUA-012 QUA-011

TODO Stubs and Incomplete Code: When AI Gives You Placeholder Functions

AI tools leave TODO comments and empty functions in production code. Learn how to find and complete every unfinished implementation.

High HALLU

AI Hallucinated Imports: When npm Packages Don't Actually Exist

AI code generators invent package names that don't exist on npm. Learn how hallucinated imports break builds and how to detect them.

Medium HDR-001 SSL-001 SEC-006

How to Tell If a Website Is Vibe Coded (and What Matters More)

How to tell if a website is vibe coded: builder badges, default domains and leftover tags from real Lovable, Bolt, Replit and Base44 pages, and what to check.

High WEB-001 WEB-002

Console Errors in Production: Runtime JavaScript Failures in AI-Built Apps

How to find JavaScript console errors on your live site with DevTools, a check after each deploy and error monitoring, plus the common errors in AI-built apps.

High WEB-005 WEB-003 WEB-004

Mixed Content Warnings: HTTP Resources on HTTPS Pages

Your HTTPS site loads images or scripts over HTTP? Browsers block mixed content. Learn how to find and fix mixed content issues.

Medium WEB-003 WEB-004

Broken Links Are Killing Your SEO: How to Find and Fix Them

Broken links hurt your search rankings and frustrate users. Learn how to detect 404s, redirect chains, and dead external links automatically.

High WEB-004 WEB-005

Page Weight Budget: Why Your Vibe-Coded App Takes 8 Seconds to Load

AI-generated apps ship 5MB+ pages with unoptimized images and 40+ network requests. Learn how to audit and reduce your page weight.

Critical DEP-008 DEP-009 SEC-014

Supply Chain Attacks in October 2026: 15 Incidents, 3 Patterns

LiteLLM, OVHcloud CLI, Rank Math PRO, Zeabur, Railway and more: 15 October 2026 incidents, the bad versions, and what to check and rotate now.

Critical DEP-008 DEP-009 SEC-014

The Dependency You Already Trust Is the One That Gets You

axios served a RAT for three hours. 142 @mastra packages were republished in 88 minutes. Account takeover, not typosquatting, is the 2026 npm threat.

Medium DEP-001 DEP-004 DEP-006 DEP-007

Excessive Dependencies in AI-Generated Apps: Bundle Bloat Problem

AI tools install 60+ packages for a simple app. Learn how dependency bloat increases attack surface, slows your app, and how to trim it.

High DEP-008 DEP-009 DEP-010

Loose Version Pinning: How AI Code Creates Supply Chain Risks

Using * or latest in package.json is a supply chain attack waiting to happen. Learn how to pin versions and protect your build.

Critical CVE-SCAN

CVE Scanning for JavaScript Apps: Finding Known Vulnerabilities with Trivy

68% of 963 codebases we scanned had a dependency with a known CVE. How Trivy finds them in your lockfile, which packages show up most, and how to fix them.

Critical DEP-008 DEP-009 SEC-014 GIT-001 QUA-014

TeamPCP Open-Sourced Their npm Worm: What It Means for Vibe Coders

The framework behind the npm supply chain attacks of mid-2026 is now public. Copycats are already shipping. What indie builders shipping AI-generated code should actually do. Sources: Tenable, StepSecurity, GitGuardian, Krebs on Security.

Critical CFG-004

PHP2Shell (CVE-2026-109618): Check and Patch PHP

CVE-2026-109618 and CVE-2026-109619 let attackers run code on PHP servers without logging in. Fixed versions, how to check yours, stopgaps.

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

9 of 113 JavaScript projects we scanned still used eval() or new Function(). Why dynamic code execution is dangerous and the safer alternatives for each use.

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.

Critical SEC-014 DEP-008 QUA-014

Claude Code Settings as an Attack Surface: The June 2026 npm Persistence Campaign

Recent npm supply chain attacks plant code inside Claude Code and VS Code config files. Uninstalling the package does not remove it. Sources: Microsoft, Snyk, StepSecurity, Tenable.

Critical SEC-001 SEC-006 SEC-014

The Lovable BOLA Breach: 48 Days of Exposed Vibe-Coded Projects

A single broken access-control flaw exposed thousands of Lovable projects: source code, Supabase credentials, and user data, reachable in five API calls. What it means for anyone shipping AI-built apps. Sources: TNW, Metamindz, CSA.

Critical SEC-001 SEC-006 SEC-014 PKG-VERIFY HDR-001

Vibe Coding Security Checklist: 25 Checks Before You Ship

A 25-point security checklist for apps built with Cursor, Claude Code, Bolt or Lovable: secrets, auth, RLS, dependencies, payments and the live site.

High SSL-002 SSL-003

eMudhra's Weak CA Keys: Is Your HTTPS Certificate Affected?

Eight eMudhra CA keys were numbers below 256. Browsers blocked them and eMudhra is leaving TLS. How to check your certificate and what to fix.

Critical SSL-001 SSL-002 SSL-003 SSL-004 SSL-005

SSL Certificate Issues in Vibe-Coded Apps: HTTPS, Expiry & Trust Chain

Is your AI-built app running on HTTPS? Learn about SSL certificate validation, expiry monitoring, and TLS protocol versions.

Critical SEC-014 GIT-001 GIT-012 PRJ-001

Zeabur Breach and Shutdown: Which Keys to Rotate

An attacker read 3.2 million environment variable records at Zeabur, which is shutting down. What leaked, what to rotate, and how to limit the next leak.

Critical GIT-001 GIT-002 GIT-003 GIT-004 GIT-005

Leaked Secrets in Git History: How to Scan and Remove Them

Deleting a secret does not remove it from Git history. 38% of 963 codebases we scanned had a possible secret. How to scan your full history and purge it.

Critical GIT-009

Supabase and Firebase Credentials Exposed in Your Repo

Vibe coding tools often commit Supabase anon keys and Firebase configs to Git. Learn which credentials are safe to expose and which are not.

High GIT-001 GIT-002 SEC-014

Pre-commit Secret Scanning: Block Keys Before They Reach Git

Set up pre-commit secret scanning with Gitleaks in the pre-commit framework or Husky, and how it compares with CI, push protection and history scans.

High CFG-008

Google Cloud London Outage (europe-west2): What Failed

A power failure took one Google Cloud zone in London offline on 20 October 2026, a 6 hour 10 minute incident. Why other zones struggled, and what to change.

Critical SEC-006 CFG-005

Vercel Environment Variables: What Is Actually Safe to Expose and What Is Not

NEXT_PUBLIC_ confusion is universal. Learn which Vercel env vars are safe for the browser and which ones expose your secrets to the world.

Critical SEC-014 GIT-001

GitHub Actions in Vibe-Coded Projects: Secrets Leaking in Workflow Logs

AI-generated GitHub Actions workflows accidentally print secrets to logs via echo, debug mode, and artifact uploads. Here is how to find and fix it.

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

What Happens When Your Vibe-Coded App Gets Hacked: Real Attack Scenarios

A walkthrough of real attack scenarios against AI-generated apps: from finding exposed keys to full database access in under 10 minutes.

High SEC-014 SEC-008 SEC-001

Claude Code Security: Add a Second Opinion That Saves Tokens

Add the VibeDoctor MCP connector to Claude Code or claude.ai: rule-based security checks Claude can call, fewer tokens per answer and a sign-in you control.

High

Out of AI Tokens? Find and Fix Your Code Without AI

Hit your Claude Code or Cursor limit mid-bug? Find where a feature lives in your AI-written code, what calls it and what breaks if you change it, with no AI.

High

Vibe X-Ray: See What Your AI Actually Built

Vibe X-Ray is VibeDoctor's four-level visual code explorer. See modules, files, symbols, and dependencies in your AI-generated codebase - understand what was built before you ship.

High

Vibe Story: Your App, Explained in Plain English

Vibe Story auto-plays a plain-English walkthrough of your AI-built app the moment a scan finishes - no clicks, no code reading. It narrates your main user journeys straight from your code's own comments.

High

Debug AI-Generated Code Faster: Give Your AI the Right Context

AI writes code fast but loses the thread when you debug. See how Vibe X-Ray maps your codebase so you - and your AI agent - get the exact context to find and fix bugs without dumping your whole repo.

Critical SEC-001 SEC-002 SEC-006 SEC-010 SEC-014 QUA-014 CVE-SCAN TST-001

Vibe Check: 149+ Automated Checks for AI-Generated Code

VibeDoctor's Vibe Check runs 149+ automated checks across 21 diagnostic areas - security, performance, code quality, dependencies, and AI-specific patterns. Get a full diagnosis in under 5 minutes.

High SSL-001 HDR-001 WEB-003 WEB-004 WEB-005

Vibe Monitoring: Uptime, Performance, and SSL for Vibe-Coded Apps

VibeDoctor's Vibe Monitoring watches your app's uptime, performance scores, SSL certificates, and security headers. Get alerted before your users notice something is wrong.

High SSL-001 SSL-002 HDR-001 WEB-003 WEB-004

Why Vibe-Coded Apps Crash in Production (And How to Catch It Early)

AI tools ship your app but don't keep it running. SSL expiry, missing headers, degrading performance, and unhandled errors - the production failures unique to vibe-coded apps.

High QUA-006 QUA-008

Your AI-Generated Codebase Is Too Big to Understand - Here's How to Fix That

AI tools generate hundreds of files in a single session. Without structural visibility, you can't maintain, debug, or extend the code. Visual code intelligence changes that.

High TST-002 TST-003 TST-005

Your AI Wrote 300 Tests. How Many Actually Assert Anything?

AI test generators optimise for coverage, not for catching bugs. How to spot empty bodies, missing assertions and tests that only restate the implementation.

High TST-001 TST-002 TST-003

Zero Test Coverage: Why AI-Generated Apps Ship Without Tests

Most vibe-coded apps have zero tests. When they do, they're empty shell tests. Learn how to evaluate and build real test coverage.

Medium TST-004 TST-005 TST-008

Mock Everything, Test Nothing: AI Testing Anti-Patterns

AI-generated tests mock every dependency and only test happy paths. Learn how to write tests that actually catch bugs.

High FE-005

The European Accessibility Act Is Being Enforced. Your AI-Generated UI Is the Exposure.

Enforcement began June 2025 and the first lawsuits have landed. Penalties are national, and Sweden sets no cap. Automated checkers find about a third.

High DEP-008 SEC-014 CFG-005

The EU Cyber Resilience Act: Vulnerability Handling Rules Every Software Product Must Meet

The CRA makes vulnerability handling a legal duty for software sold in the EU: SBOMs, security updates, and 24-hour exploit reporting. What founders must do before the 2026 and 2027 deadlines.

High SEC-001 DEP-008 SEC-013

NIS2 in Plain English: What the EU Now Expects From Your Vulnerability Management

NIS2 makes vulnerability handling and disclosure a board-level legal duty across the EU, with fines up to 10 million euros. Here is what it actually requires and how small teams can comply.

Critical SEC-002 SEC-003 SEC-014 HDR-001

GDPR Article 32: When an Unpatched Vulnerability Becomes a Regulatory Fine

European regulators have fined companies tens of millions for breaches caused by ordinary web vulnerabilities. Why Article 32 turns scanning and patching into a legal obligation, not a best practice.

High SEC-014 GIT-001

Your Code Should Not Leave Europe: Data Residency and Security Scanning Tools

When a scanner analyzes your repository, your source code and secrets travel to its servers. Why EU data residency matters after Schrems II, and what to ask any security vendor.

High DEP-008 SEC-014 HDR-001 TST-001

Enterprise-Grade Vulnerability Management on a Startup Budget: A European Playbook

CVE scanning, secret detection, SAST, security headers, and disclosure policy: the five layers enterprises run, and how a small European team can run all of them for less than a lunch.

Critical SEC-018 SEC-019 SEC-020

Teardown: shadcn's Taxonomy Has a Stripe Bug That Silently Downgrades Paying Customers

We scanned shadcn-ui/taxonomy, the template thousands of SaaS apps started from. Its webhook mistypes renewal events, so paying customers quietly lose PRO.

High SEC-020 SEC-017

Teardown: Vercel's Official Stripe Template Ships With No Rate Limiting on Checkout

We scanned vercel/nextjs-subscription-payments: 93 findings, checkout sessions created with zero rate limiting, and five advisories in the pinned Next.js.

Critical PERF-001 FE-010

Teardown: Chatbot UI, the Most-Cloned AI Chat App, Has 623 Findings and a JWT in a Committed Migration

We scanned mckaywrigley/chatbot-ui: a token in a Supabase migration, a critical form-data CVE, and await-in-map slowing every file upload.

High HDR-001 HDR-002 HDR-003 HDR-004 HDR-005 HDR-006

Missing Security Headers: The #1 Issue in Vibe-Coded Web Apps

Most AI-generated apps ship with zero security headers. Learn about HSTS, CSP, X-Frame-Options and how to add them in one config change.

Medium LH-001 LH-002 LH-003 LH-004 LH-005

Why Your Vibe-Coded App Scores Low on Lighthouse (And How to Fix It)

AI-generated apps routinely score below 50 on Lighthouse. Learn what FCP, LCP, TBT, and CLS mean and how to improve each metric.

High SEO-001 SEO-002 SEO-003 SEO-004 SEO-005 SEO-006 SEO-007

Missing SEO Meta Tags in AI-Generated Sites: Invisible to Google

Bolt, Lovable, and v0 often skip meta descriptions, Open Graph tags, and canonical URLs. Learn which tags you need and how to add them.

High SEC-002 QUA-006 QUA-008 QUA-010 PERF-003 TST-001

SonarQube for AI-Generated Code: Deep Analysis Beyond Linting

ESLint catches style issues. SonarQube catches bugs, security hotspots, and technical debt. Learn what enterprise-grade static analysis reveals.

High SAST-SEC SAST-QUA SAST-PERF PKG-VERIFY QUA-007

Source Code Analysis: What It Is, What It Finds, and How to Run It Free

Source code analysis explained: the four layers (SAST, secret detection, dependency CVEs, structure), real findings from each, and how to analyze your source code online free in about a minute.

High PERF-001 PERF-005

await Inside Array.map(): The Silent Performance Killer in AI Code

AI tools put await inside .map() creating sequential execution instead of parallel. Learn the fix with Promise.all().

High PERF-002

Synchronous File I/O in Node.js: How AI Code Blocks Your Event Loop

AI generates readFileSync and writeFileSync in async contexts. Learn why this freezes your server and how to switch to async I/O.

Critical PERF-003

N+1 Queries in Next.js: The Database Performance Killer from AI Code

AI-generated code puts database queries inside loops, creating N+1 problems that cause 10-100x slower page loads. Learn the fix.

Medium FE-001

React Error Boundaries: Why AI-Generated Apps Crash on One Error

Without Error Boundaries, a single component error crashes your entire React app. Learn how to add resilience to AI-generated UIs.

High FE-006

Memory Leaks in useEffect: setInterval and addEventListener Without Cleanup

AI tools set up intervals and event listeners in useEffect but forget cleanup functions. Learn how to prevent memory leaks in React.

Medium FE-005a FE-005b

Accessibility in AI-Generated Code: Missing Alt Text and ARIA Labels

AI code generators skip alt text on images and aria-label on buttons. Learn WCAG basics and how to make your vibe-coded app accessible.

Medium CFG-007

TypeScript Strict Mode Disabled: Why AI Code Turns Off Type Safety

13% of TypeScript projects we scanned never turned strict mode on. What strict mode catches, what changed in TypeScript 6.0, and how to switch it on.

Medium CFG-002 CFG-005 CFG-006

Hardcoded localhost URLs in Production: A Classic Vibe Coding Bug

Hardcoded http://localhost:3000 breaks on first deploy. Why AI tools write it, and how to fix it with relative paths and NEXT_PUBLIC_ or VITE_ variables.

Medium CFG-004

Unpinned Docker Images: Why :latest Tag Breaks Production Builds

Using FROM node:latest in your Dockerfile means your builds are not reproducible. Learn how to pin Docker image versions properly.

Medium CFG-008

No Health Endpoint, No Uptime: Why Your App Needs /health

AI-generated apps ship without a /health endpoint. Without one, your monitoring, load balancer, and container orchestrator are flying blind.

High CFG-004 SEC-014 CFG-005

Docker Compose Security for Solo Founders: Exposed Ports, Secrets, and Defaults

Your docker-compose.yml exposes database ports, hardcodes passwords, and runs containers as root. Here is how to secure it for production.

High SEC-006 SEC-014 SSL-001 HDR-001 CFG-002 CFG-005

How to Deploy a Vibe-Coded App to Production Without Breaking Everything

Step-by-step guide to deploying AI-generated apps safely. Covers environment variables, secrets, SSL, security headers, monitoring, and the checks to run before going live.

Critical PRJ-001 PRJ-002

Does .env Get Pushed to GitHub? What to Do If You Committed It

Committing .env files to Git exposes database passwords, API keys, and secrets. Learn how to detect, remove, and prevent this.

Critical SEC-001 SEC-002

Supabase Auth in Vibe-Coded Apps: Row Level Security You Forgot to Enable

Supabase RLS is the #1 thing vibe coders skip. Without it, any authenticated user can read and modify every row in your database.

Critical SEC-016 SEC-001 SEC-014

JWT Vulnerabilities in AI-Generated APIs: Algorithm Confusion and None Attack

AI tools generate JWT code with weak secrets, missing algorithm checks, and no expiry. Learn the attacks and how to implement JWT securely.

High SEC-001 SEC-005 SEC-009

OAuth Implementation Mistakes in Vibe-Coded Apps: State Parameter, PKCE, and Redirect URIs

AI gets OAuth wrong constantly. Missing state parameters, no PKCE, and open redirect URIs are the top 3 mistakes in vibe-coded OAuth flows.

High SEC-001 SEC-007 SEC-016

Clerk vs NextAuth vs Supabase Auth: Which Is Hardest to Break When AI Writes It

Comparing three popular auth providers for AI-coded apps. Which one is most secure by default, and where does AI-generated code break each one?

Critical SEC-002 SEC-010

Prisma in AI-Generated Code: Raw Query Injection and Schema Exposure Risks

Prisma is the ORM of choice for Bolt, Lovable, and Cursor. But AI-generated Prisma code uses $queryRaw unsafely and exposes schema details.

High SEC-001 SEC-004

WebSocket Security in Vibe-Coded Apps: Missing Authentication on Real-Time Connections

AI tools set up WebSocket servers without authentication or origin checks. Learn how to secure real-time connections in your app.

Medium CFG-006 WEB-001

console.log() in Production: How Debug Statements Leak User Data and Secrets

AI-generated code is full of console.log statements that leak user data, tokens, and database queries in production. Here is how to find and remove them.

High SEC-010 SEC-002

Zod vs No Validation: What AI Code Skips and Why It Matters

AI-generated API routes trust all input by default. Learn why Zod schema validation is essential and how to retrofit it into existing endpoints.

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 CVE-SCAN

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 CVE-SCAN

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 CVE-SCAN

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 CVE-SCAN 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.

High QUA-014 SEC-002 SEC-001

35 CVEs in a Single Month: The AI-Generated Code Vulnerability Surge of 2026

Veracode finds 45% of AI code ships an OWASP Top 10 flaw, CVEs traced to AI code jumped from 6 to 35 a month, and 1 in 5 imports are hallucinated. The data, and what to check before you ship. Sources: CSA, Veracode, Apiiro, Snyk.

Critical SEC-001 SEC-002 SEC-010

Next.js Server Actions Security Pitfalls: What AI Code Gets Wrong

Server Actions look safe because they run on the server. But AI-generated Server Actions skip auth, leak data, and accept unvalidated input.

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

Supabase Edge Functions: Common Security Mistakes in AI-Generated Code

AI tools generate Supabase Edge Functions with exposed service role keys, no input validation, and missing CORS config. Here is how to fix them.

Critical SEC-001 SEC-006 SEC-010 SEC-014

Stripe Integration Security in AI-Generated Code: Webhook Verification and Price Tampering

AI-generated Stripe code skips webhook signature verification, trusts client-side prices, and exposes secret keys. Here are the critical fixes.