Security Blog

Guides on securing AI-built and vibe-coded applications.

CVE-2025-48757 Explained: How to Check If Your Lovable App Is Affected - CVE-2025-48757 exposed Supabase service-role keys in 170+ Lovable apps. Learn what happened, how to check if you're affected, and how to fix it.
How SimplyScan Protects Your Data: SOC 2 Compliant Processes - SimplyScan is built on SOC 2 Type 2, ISO 27001, and GDPR certified infrastructure. Learn how we protect your scan data with AES-256 encryption, TLS 1.3, and zero-trust security practices.
How to Fix Exposed API Keys in 5 Minutes - Found a leaked API key in your frontend code? Here's exactly how to rotate it, move it server-side, and prevent it from happening again - in under 5 minutes.
Supabase Security Checklist: Protect Your Database in Production - Supabase powers thousands of apps, but misconfigured RLS, exposed service keys, and open storage buckets put your data at risk. Here's how to lock it down.
How to Secure Your Lovable App: A Complete Guide - AI-generated apps ship fast - but 63% have critical vulnerabilities. This in-depth guide covers the 7 most common security mistakes in Lovable apps, how to fix each one, and a free scanner to check your app in 30 seconds.
Why Exposed API Keys in Frontend Code Are Dangerous - Exposed API keys in frontend code are one of the most common and dangerous vulnerabilities in AI-built apps. Learn why they're dangerous, how attackers exploit them, and how to fix the problem in 5 minutes.
Row Level Security (RLS) Policies Explained for Beginners - Row-Level Security (RLS) is the most important security feature for any app using Supabase or PostgreSQL - and the most commonly misconfigured. This beginner-friendly guide explains what RLS is, how it works, and how to implement it correctly.
Is Vibe Coding Safe? Security Risks of AI-Generated Code - Is vibe coding safe? We analyzed hundreds of AI-generated apps and found that 63% ship with critical vulnerabilities. Here's what goes wrong, why it happens, and how to build safely with AI coding tools.
Cursor App Security Checklist: 10 Things to Check Before You Ship - 10 security checks every Cursor-built app must pass before shipping. From exposed keys to missing auth guards, this checklist covers the vulnerabilities AI coding assistants consistently miss.
AI Code Review vs Security Review: Why You Need Both - AI code review catches bugs. Security review catches vulnerabilities. They're not the same thing - and skipping either one puts your app at risk. Learn when you need each and how to implement both.
Bolt.new Security Guide: 7 Vulnerabilities to Fix Before Launch - Bolt.new lets you build full-stack apps in the browser - but its speed hides 7 critical security vulnerabilities. From exposed API keys to missing auth, here's everything you need to fix before launch.
Windsurf Security Guide: Securing AI-Flow Generated Apps - Windsurf's AI-Flow paradigm generates complete applications from natural language - but the code it produces often has critical security gaps. This guide covers 7 Windsurf-specific vulnerabilities and how to fix them.
Replit Security Guide: Protecting Your Deployed Repl - Replit makes deploying apps effortless - but deployed Repls often ship with exposed secrets, missing auth, and open database access. This guide covers the 7 most critical Replit security risks and how to fix each one.
Security Guide for Bolt, Windsurf & Replit Apps - Using Bolt.new, Windsurf, or Replit to build your app? This cross-platform security guide covers the shared vulnerabilities across all three AI coding tools and how to protect your deployed applications.
XSS Prevention Guide: Protect Your AI-Built App from Cross-Site Scripting - Cross-site scripting (XSS) lets attackers inject malicious scripts into your app. Here's how to find and fix XSS vulnerabilities in AI-generated code.
CSRF Protection & Security Headers: The Missing Layer in AI-Built Apps - AI-generated apps almost never set security headers or CSRF protection. Here's what headers you need and how to add them.
Code Injection Prevention: SQL Injection, eval(), and Command Injection in AI Apps - AI tools generate code with eval(), raw SQL queries, and command execution. Here's how to find and fix injection vulnerabilities before attackers exploit them.
AI Security Risks: Prompt Injection, LLM Abuse, and API Key Exposure - If your app uses AI features, it has unique security risks. Prompt injection, model abuse, and exposed API keys can cost you thousands. Here's how to protect against them.
Architecture Security Risks: Exposed Database Strings, Missing Rate Limiting & More - Your app's architecture decisions have security implications. Exposed connection strings, missing rate limits, and insecure data flows create vulnerabilities.
Performance as a Security Risk: How Slow Code Creates Vulnerabilities - Blocking I/O, N+1 queries, and missing caching don't just slow your app - they make it vulnerable to denial-of-service attacks. Here's how to fix them.
Security Guide for No-Code Apps: Bubble, WeWeb, FlutterFlow & Xano - No-code platforms handle security differently than code-based tools. Here's what to check in your Bubble, WeWeb, FlutterFlow, or Xano app.
GitHub Repo Scanning: Why URL Scans Aren't Enough - URL scans check your frontend. Repo scans check everything else - backend files, server configs, edge functions, and secrets that never reach the browser.
How to Read Your SimplyScan Security Report - Your scan is complete. Here's how to understand your security score, prioritize findings, and fix vulnerabilities using the report.
Free vs Pro Scan: What's the Difference? - SimplyScan offers a free 3-category scan and a Pro 13-category scan. Here's exactly what each one checks and which one you need.
SimplyScan vs Built-In Platform Security: What Lovable, Cursor, Bolt, Replit & Windsurf Actually Check - Every AI coding platform now claims to have security features. But what do they actually check? We compared SimplyScan's 13-category, 40+ check scan against what each platform offers built-in.
Base44 Security Guide: Critical Vulnerabilities and How to Protect Your App - Base44 has faced critical security vulnerabilities including open redirects, XSS, and authentication bypasses. Learn how to identify and fix security risks in your Base44 applications.
v0 Security Guide: Is Vercel's AI Code Generator Secure? - v0 by Vercel generates code with AI, but AI-generated code can introduce security flaws. Learn about v0's built-in protections and the risks that remain.
Bubble Security Guide: Privacy Rules, API Tokens, and Data Exposure - Bubble apps face unique security challenges from privacy rules, exposed API tokens, and database leaks. Learn how to secure your Bubble.io application.
FlutterFlow Security Guide: Firebase Rules, Auth, and Data Protection - FlutterFlow apps rely on Firebase for security. Learn how to configure Firestore rules, secure authentication, and prevent data breaches in your FlutterFlow app.
WeWeb Security Guide: XSS, API Protection, and Frontend Risks - WeWeb apps face frontend security challenges including XSS vulnerabilities, exposed API keys, and CSP limitations. Learn how to secure your WeWeb application.
Xano Security Guide: API Authentication, RBAC, and Backend Protection - Xano provides a no-code backend with built-in security features. Learn how to properly configure authentication, CORS, rate limiting, and access control in Xano.
Raydian Security Guide: AI-Generated App Risks and Best Practices - Raydian uses AI to generate full applications, but AI-generated code carries inherent security risks. Learn how to identify and fix vulnerabilities in your Raydian app.
Is Lovable Safe? Security Risks You Should Know in 2026 - Lovable makes building apps fast, but is it safe? We break down Lovable's security model, common risks, and how to protect your Lovable app.
Is Cursor Safe? What Developers Need to Know in 2026 - Cursor is the most popular AI code editor, but is it safe? We analyze Cursor's security model, code generation risks, and what to check before shipping.
Is Bolt.new Safe? Security Analysis for 2026 - Bolt.new generates full-stack apps in the browser, but is it safe? We analyze the security risks and what to fix before deploying your Bolt.new app.
Is Replit Safe? Security Risks for Deployed Apps in 2026 - Replit makes coding accessible, but is it safe for production apps? We analyze Replit's security model, deployment risks, and hardening steps.
Is Windsurf Safe? Security Risks of AI-Flow Coding in 2026 - Windsurf uses AI flows to generate code, but is it safe? We analyze Windsurf's security model and what you need to check before deploying.
OWASP Top 10 for AI-Built Apps: What Vibe Coders Need to Know - The OWASP Top 10 mapped to AI-generated code. Learn which vulnerabilities AI tools introduce most often and how to fix them.
Firebase Security Checklist: Protect Your AI-Built App - Complete Firebase security guide. Fix open Firestore rules, secure Cloud Functions, rotate leaked keys, and lock down Storage buckets.
React Security Checklist: 10 Vulnerabilities to Fix Before Launch - Essential React security guide. Fix XSS via dangerouslySetInnerHTML, stop leaking secrets in bundles, secure your API calls, and more.
Next.js Security Guide: Securing Your AI-Generated Application - Security guide for Next.js apps built with AI. Fix server component leaks, secure API routes, protect middleware, and lock down your deployment.
MongoDB Security Guide: Protect Your NoSQL Database - Complete MongoDB security checklist. Fix open connections, enable authentication, configure network access, and prevent NoSQL injection in AI-built apps.
Web App Security Audit Checklist: 25 Checks Before Launch - Complete security audit checklist for web applications. 25 critical checks covering secrets, auth, injection, headers, database, and deployment security.
API Security Best Practices for AI-Built Applications - Secure your API endpoints. Fix missing authentication, open CORS, rate limiting gaps, and input validation issues in AI-generated backends.
Environment Variables Security: Stop Leaking Secrets to Production - Learn how environment variables work in Vite, Next.js, and Create React App - and why AI tools keep shipping your secrets to the browser.
How to Secure a SaaS App: Complete Security Guide - End-to-end SaaS security guide. From authentication to data isolation, encryption, compliance, and incident response for AI-built SaaS applications.
SimplyScan vs Penetration Testing: When You Need Each - Understand the difference between automated security scanning and manual penetration testing. When to use SimplyScan, when to hire a pentester, and when you need both.
Why Your AI-Built App Is Slow (And How to Fix It) - AI tools ship fast but create slow apps. Duplicate requests, blocking loading states, missing code splitting, and heavy bundles - here's how to find and fix every speed bottleneck.
Speed = Revenue: What the Data Says About Faster Apps - Every 1-second delay costs 7% of conversions. Here are the real case studies and industry data that prove speed is the most underrated growth lever for your app.
Why Cursor, Lovable, and Bolt Don't Optimize Your App's Speed (And What Does) - AI coding tools make development fast - but they don't make your app fast. Here's the gap between 'fast to build' and 'fast to load,' and why it matters for your users.
Bolt.new vs Lovable vs Cursor: Which Produces the Most Secure Code? - We compared the security output of three leading AI coding tools. Here's what each one gets right, what it gets wrong, and which one ships the most vulnerabilities.