Next.js Security
Secure your Next.js application
Next.js apps face unique security risks: server action exposure, SSRF via fetches, middleware auth gaps, and environment variable leakage into client bundles. ShipSafer checks all of them.
What ShipSafer checks for Next.js
- HTTP security headers via next.config.ts
- Server action authentication
- Exposed environment variables
- CORS configuration
- Cookie security (HttpOnly, Secure, SameSite)
- SSL/TLS certificate validity
- DNS security records
Used by: vercel.com, linear.app, loom.com
How it works
- 1
Enter your domain
Type your Next.js app's domain — no login required for the first scan.
- 2
ShipSafer scans it
We check SSL, security headers, CORS, cookies, DNS records, and more in real time.
- 3
Get your score
See a score out of 100 with every finding explained — critical, high, medium, or passed.
- 4
Fix with AI guidance
Sign up free for AI-generated fix instructions tailored to your stack.