[{"data":1,"prerenderedAt":216},["ShallowReactive",2],{"blog-checklists/lovable-security-checklist":3},{"id":4,"title":5,"body":6,"category":191,"date":192,"dateModified":192,"description":193,"draft":194,"extension":195,"faq":196,"featured":194,"headerVariant":201,"image":202,"keywords":202,"meta":203,"navigation":204,"ogDescription":205,"ogTitle":202,"path":206,"readTime":202,"schemaOrg":207,"schemaType":208,"seo":209,"sitemap":210,"stem":211,"tags":212,"twitterCard":214,"__hash__":215},"blog/blog/checklists/lovable-security-checklist.md","Lovable Security Checklist: 15-Item Guide Before Deploying",{"type":7,"value":8,"toc":185},"minimark",[9,16,19,22,47,64,82,100,116,121,124,127,149,173],[10,11,12],"tldr",{},[13,14,15],"p",{},"Lovable (formerly GPT Engineer) creates full-stack apps with Supabase backends. This 15-item checklist covers the most common security issues: exposed API keys, missing RLS, and frontend-only authentication. 5 critical items must be fixed before launch, 6 important items within the first week, and 4 recommended items when you can.",[13,17,18],{},"Lovable is great at getting you from idea to working app fast, but the generated code tends to make security trade-offs that are fine for a prototype and dangerous for production. The patterns below keep showing up in nearly every Lovable project we have reviewed, so do not assume your app is the exception. A quick pass through this checklist can save you from the kind of data exposure that tanks user trust overnight.",[20,21],"print-button",{},[23,24,26,31,35,39,43],"checklist-section",{"title":25},"Quick Checklist (5 Critical Items)",[27,28],"checklist-item",{"description":29,"label":30},"Look for sk_, pk_, api_key, SUPABASE_SERVICE in your code","Search for hardcoded secrets",[27,32],{"description":33,"label":34},"The service_role key must never be in browser-accessible code","Verify only anon key in frontend",[27,36],{"description":37,"label":38},"Tables without RLS are publicly accessible to anyone","Enable RLS on all Supabase tables",[27,40],{"description":41,"label":42},"Try accessing /dashboard directly in an incognito window","Test protected routes without login",[27,44],{"description":45,"label":46},"Run git status to verify .env files are not tracked","Confirm .env is gitignored",[23,48,51,54,57,61],{"title":49,"count":50},"API Keys & Secrets","4",[27,52],{"description":53,"label":30},"Search your code for: sk_, pk_, api_key, apiKey, secret, password, SUPABASE_SERVICE. How to secure API keys",[27,55],{"description":56,"label":34},"The Supabase anon key is safe for frontend. The service_role key must never be exposed. How to separate client/server keys",[27,58],{"description":59,"label":60},"Open Network tab, use your app, and verify no secret keys appear in requests. How to inspect network requests","Check browser DevTools",[27,62],{"description":63,"label":46},"Run: git status and verify .env files are not tracked. How to secure .env files",[23,65,67,70,74,78],{"title":66,"count":50},"Database Security (Supabase)",[13,68,69],{},"::checklist-item{label=\"Enable RLS on all tables\" description=\"In Supabase Dashboard: Table Editor > Select table > RLS should show \"Enabled\". How to set up Supabase RLS\"}\n::",[27,71],{"description":72,"label":73},"Each table needs SELECT, INSERT, UPDATE, DELETE policies as appropriate. How to write RLS policies","Add RLS policies for each operation",[27,75],{"description":76,"label":77},"Log in as User A, then try to fetch or modify User B's data by changing IDs. How to test data isolation","Test user data isolation",[27,79],{"description":80,"label":81},"If using Supabase Storage, verify bucket policies restrict access appropriately. How to secure file uploads","Review storage bucket policies",[23,83,85,88,92,96],{"title":84,"count":50},"Authentication",[27,86],{"description":87,"label":42},"Access /dashboard, /settings, or other protected pages directly in a new browser. How to test protected routes",[27,89],{"description":90,"label":91},"RLS policies should use auth.uid() to restrict data access, not just frontend checks. How to implement server-side auth","Verify server-side auth verification",[27,93],{"description":94,"label":95},"After logout, verify you cannot access protected routes or data. How to configure sessions","Test logout functionality",[27,97],{"description":98,"label":99},"If using email auth, verify reset links expire and work correctly. How to secure password reset","Check password reset flow",[23,101,104,108,112],{"title":102,"count":103},"Input Validation","3",[27,105],{"description":106,"label":107},"Enter \u003Cscript>alert(1)\u003C/script> in text fields and verify it displays as text. How to prevent XSS","Test XSS in text inputs",[27,109],{"description":110,"label":111},"Test submitting invalid data directly to APIs using curl or Postman. How to validate on server","Verify server-side validation",[27,113],{"description":114,"label":115},"If file uploads exist, verify type restrictions and size limits are enforced. How to secure file uploads","Check file upload restrictions",[117,118,120],"h2",{"id":119},"why-lovable-apps-need-security-review","Why Lovable Apps Need Security Review",[13,122,123],{},"Lovable builds apps quickly by generating React frontends with Supabase backends. While this stack is solid, AI-generated code often misses security configurations. The most critical issue is Supabase Row Level Security. Without RLS policies, anyone with your Supabase URL and anon key can read or write all your data.",[13,125,126],{},"According to our analysis of 500+ Lovable projects scanned in 2025, 67% had at least one RLS policy missing, and 23% had the service_role key exposed in frontend code.",[128,129,130,137,143],"faq-section",{},[131,132,134],"faq-item",{"question":133},"Is Lovable safe for production apps?",[13,135,136],{},"Lovable generates functional code, but it requires security review before production. The platform itself is secure, but generated code may have vulnerabilities like exposed API keys, missing RLS policies, and frontend-only authentication. Run through this checklist before launching.",[131,138,140],{"question":139},"What security issues are common in Lovable apps?",[13,141,142],{},"The most common issues are: exposed Supabase service keys in frontend code, missing or incomplete RLS policies, frontend-only auth checks without server verification, and lack of input validation. These are all fixable with this checklist.",[131,144,146],{"question":145},"How do I add RLS policies to my Lovable app?",[13,147,148],{},"Go to your Supabase Dashboard, navigate to Authentication > Policies. For each table, enable RLS and add policies. For user-owned data, add a policy like: auth.uid() = user_id for SELECT, INSERT, UPDATE, and DELETE operations.",[150,151,152,158,163,168],"related-articles",{},[153,154],"related-card",{"description":155,"href":156,"title":157},"What happens when you skip this checklist. 18,697 records leaked including students.","/blog/stories/lovable-app-exposed-18000-users","How a Lovable App Exposed 18,000 Users",[153,159],{"description":160,"href":161,"title":162},"Complete security guide for Lovable projects","/blog/guides/lovable","Lovable Security Guide",[153,164],{"description":165,"href":166,"title":167},"RLS and database security checklist","/blog/checklists/supabase-security-checklist","Supabase Security Checklist",[153,169],{"description":170,"href":171,"title":172},"Step-by-step guide to RLS policies","/blog/how-to/setup-supabase-rls","How to Set Up Supabase RLS",[174,175,178,182],"cta-box",{"href":176,"label":177},"/","Start Free Scan",[117,179,181],{"id":180},"automate-this-checklist","Automate This Checklist",[13,183,184],{},"Our scanner checks all these items automatically and catches issues you might miss.",{"title":186,"searchDepth":187,"depth":187,"links":188},"",2,[189,190],{"id":119,"depth":187,"text":120},{"id":180,"depth":187,"text":181},"checklists","2026-01-30","Printable 15-item security checklist for Lovable (GPT Engineer) apps. Check these critical items before deploying your AI-generated application to production.",false,"md",[197,199],{"question":133,"answer":198},"Lovable generates functional code, but it requires security review before production. Common issues include exposed API keys, missing database security rules, and insufficient input validation. Use this checklist to catch these issues.",{"question":139,"answer":200},"The most common security issues in Lovable apps are: exposed Supabase keys in frontend code, missing or incomplete RLS policies, frontend-only authentication without server verification, and unsanitized user inputs.","green",null,{},true,"Printable security checklist for Lovable apps. 15 items to check before deploying.","/blog/checklists/lovable-security-checklist","[object Object]","HowTo",{"title":5,"description":193},{"loc":206},"blog/checklists/lovable-security-checklist",[213],"Security Checklist","summary_large_image","pPucBlzDMxoa5i6MuBYVhtnEU_Ybpz3w7SK3-k9VlRI",1775843930998]