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Astro vs Next.js

Security & risk comparison · Updated June 2026

How does Astro compare to Next.js 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.

Key finding

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)

84
Astro
Modern · JAVASCRIPT
vs
81
Next.js
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security Astro
95
82
Astro
Next.js
performance Tie
65
65
Astro
Next.js
ecosystem Next.js
88
90
Astro
Next.js
ai readiness Astro
92
88
Astro
Next.js
developer experience Next.js
78
85
Astro
Next.js
market trajectory Next.js
70
85
Astro
Next.js
cost of ownership Astro
90
75
Astro
Next.js
Security details
Metric Astro Next.js
Total CVEs 3 25
Critical CVEs 0 2
Exploited (KEV) 0 0
CVEs last year 1 8
Avg CVSS 3.2 4.5
Security score 95/100 82/100
Recommended
Astro

Astro scores 84/100. Verdict: Recommended.

Recommended
Next.js

Next.js scores 81/100. Verdict: Recommended.

Quick facts
Astro
Category: Ssg
Language: JAVASCRIPT
First release: 2021
Generation: Modern
Trend: Rising
Market share: 0.4%
Next.js
Category: Fullstack
Language: JAVASCRIPT
First release: 2016
Generation: Modern
Trend: Rising
Market share: 3.5%
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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.