Next.js vs Astro
Security & risk comparison · Updated June 2026
How does Next.js compare to Astro on security, AI-readiness, and total cost of ownership? We scored both across 7 dimensions using NVD/NIST CVE data, GitHub metrics, and our scan of 10M+ sites.
Astro scores 84/100 overall versus Next.js's 81/100. Astro has 3 total CVEs compared to Next.js's 25, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)
| Metric | Next.js | Astro |
|---|---|---|
| Total CVEs | 25 | 3 |
| Critical CVEs | 2 | 0 |
| Exploited (KEV) | 0 | 0 |
| CVEs last year | 8 | 1 |
| Avg CVSS | 4.5 | 3.2 |
| Security score | 82/100 | 95/100 |
Next.js scores 81/100. Verdict: Recommended.
Astro scores 84/100. Verdict: Recommended.
Data sourced from NVD/NIST CVE database, GitHub API, and WebPulse framework scanner. Scores calculated using a 7-dimension model covering security, performance, ecosystem health, AI-readiness, developer experience, market trajectory, and cost of ownership. Updated June 2026.