IDOR: reading or changing someone else's data in Vercel
criticalUpdated Oct 12, 2026
Nothing about the host fixes this. The check lives in the query or the database policy.
Fix for Vercel
Nothing about the host fixes this. The check lives in the query or the database policy.
The five-minute check, the other platforms, and the agent prompt are on the full guide. More Vercel fixes are on the Vercel page.