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SvelteKit vs React

Security & risk comparison · Updated June 2026

How does SvelteKit compare to React 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

SvelteKit scores 77/100 overall versus React's 71/100. SvelteKit has 5 total CVEs compared to React's 20, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

77
SvelteKit
Modern · JAVASCRIPT
vs
71
React
Modern · JAVASCRIPT
Dimension-by-dimension breakdown
security SvelteKit
92
80
SvelteKit
React
performance Tie
65
65
SvelteKit
React
ecosystem React
78
82
SvelteKit
React
ai readiness SvelteKit
85
55
SvelteKit
React
developer experience SvelteKit
80
70
SvelteKit
React
market trajectory React
50
90
SvelteKit
React
cost of ownership SvelteKit
75
55
SvelteKit
React
Security details
Metric SvelteKit React
Total CVEs 5 20
Critical CVEs 0 2
Exploited (KEV) 0 0
CVEs last year 2 3
Avg CVSS 3.5 4.5
Security score 92/100 80/100
Recommended
SvelteKit

SvelteKit scores 78/100. Verdict: Recommended.

Acceptable
React

React scores 72/100. Verdict: Acceptable.

Quick facts
SvelteKit
Category: Fullstack
Language: JAVASCRIPT
First release: 2020
Generation: Modern
Trend: Rising
Market share: 0.2%
React
Category: Frontend
Language: JAVASCRIPT
First release: 2013
Generation: Modern
Trend: Rising
Market share: 8.0%
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June 28, 2026
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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.