🛡️ Sentinel: [CRITICAL] Fix Information Disclosure Vulnerabilities#107
🛡️ Sentinel: [CRITICAL] Fix Information Disclosure Vulnerabilities#107GerryK97 wants to merge 1 commit into
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Removed the unauthenticated debug endpoint (`src/app/debug/route.ts`) which leaked critical environment variables, including parts of `MONGODB_URI` and the presence of `NEXTAUTH_SECRET`. Sanitized error handling in `src/app/api/upload/route.ts` to return generic error messages to clients instead of detailed configuration warnings and Cloudinary service errors, while maintaining detailed server-side logging. Added a Sentinel journal entry documenting the learning. Co-authored-by: GerryK97 <210032986+GerryK97@users.noreply.github.com>
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🚨 Severity: CRITICAL
💡 Vulnerability: The application exposed sensitive internal configuration and service errors directly to clients. The debug endpoint (
src/app/debug/route.ts) leaked parts of the database URI and authentication secret configuration. The/api/uploadendpoint returned detailed Cloudinary service errors and environmental variable setup warnings in its JSON response.🎯 Impact: Attackers could leverage the exposed information to fingerprint the application's infrastructure, understand its dependencies, and potentially gather sufficient context to launch targeted attacks.
🔧 Fix:
src/app/debug/route.ts)./api/uploadendpoint to return generic "Internal server error" messages to the client, while retaining detailed error logging on the server..jules/sentinel.md.✅ Verification: Tested the build and type checking (
npm run build,npx tsc --noEmit) to ensure changes do not break the codebase. Reviewed the modified endpoint to confirm only generic errors are sent to the client.PR created automatically by Jules for task 11519719636093078497 started by @GerryK97