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Next.js vs Ruby on Rails

Security & risk comparison · Updated June 2026

How does Next.js compare to Ruby on Rails 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

Next.js scores 81/100 overall versus Ruby on Rails's 64/100. Next.js has 25 total CVEs compared to Ruby on Rails's 180, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

81
Next.js
Modern · JAVASCRIPT
vs
64
Ruby on Rails
Modern · RUBY
Dimension-by-dimension breakdown
security Next.js
82
62
Next.js
Ruby on Rails
performance Tie
65
65
Next.js
Ruby on Rails
ecosystem Next.js
90
70
Next.js
Ruby on Rails
ai readiness Next.js
88
72
Next.js
Ruby on Rails
developer experience Next.js
85
70
Next.js
Ruby on Rails
market trajectory Next.js
85
50
Next.js
Ruby on Rails
cost of ownership Next.js
75
60
Next.js
Ruby on Rails
Security details
Metric Next.js Ruby on Rails
Total CVEs 25 180
Critical CVEs 2 18
Exploited (KEV) 0 2
CVEs last year 8 15
Avg CVSS 4.5 5.8
Security score 82/100 62/100
Recommended
Next.js

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

Acceptable
Ruby on Rails

Ruby on Rails scores 65/100. Verdict: Acceptable.

Quick facts
Next.js
Category: Fullstack
Language: JAVASCRIPT
First release: 2016
Generation: Modern
Trend: Rising
Market share: 3.5%
Ruby on Rails
Category: Backend
Language: RUBY
First release: 2004
Generation: Modern
Trend: Stable
Market share: 0.8%
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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.