Security · 3h ago
Missing Auth Check Exposed User Resumes in AI Analyzer App
A developer discovered that server actions in a Next.js resume analyzer app lacked ownership checks, allowing any authenticated user to access others' resumes by guessing IDs. The bug was found during a code review and fixed by adding user ID verification. The app uses Clerk for auth and Prisma for storage.
Meridian48 take
This is a classic example of how server actions can bypass frontend protections, making authorization checks on every endpoint non-negotiable.
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The Door I Forgot to Lock, How One Missing Check Nearly Exposed Every Resume in My App →
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