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Astro vs Squarespace

Security & risk comparison · Updated June 2026

How does Astro compare to Squarespace 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 Squarespace's 49/100. Astro has 3 total CVEs compared to Squarespace's 0, though its larger ecosystem contributes to a higher CVE count. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

84
Astro
Modern · JAVASCRIPT
vs
49
Squarespace
Modern · JAVA
Dimension-by-dimension breakdown
security Astro
95
50
Astro
Squarespace
performance Tie
65
65
Astro
Squarespace
ecosystem Astro
88
50
Astro
Squarespace
ai readiness Astro
92
30
Astro
Squarespace
developer experience Astro
78
50
Astro
Squarespace
market trajectory Astro
70
50
Astro
Squarespace
cost of ownership Astro
90
55
Astro
Squarespace
Security details
Metric Astro Squarespace
Total CVEs 3 0
Critical CVEs 0 0
Exploited (KEV) 0 0
CVEs last year 1 0
Avg CVSS 3.2 0
Security score 95/100 50/100
Recommended
Astro

Astro scores 84/100. Verdict: Recommended.

Caution
Squarespace

Squarespace scores 50/100. Evaluate modern alternatives for better security and AI-readiness.

Quick facts
Astro
Category: Ssg
Language: JAVASCRIPT
First release: 2021
Generation: Modern
Trend: Rising
Market share: 0.4%
Squarespace
Category: Website_builder
Language: JAVA
First release: 2004
Generation: Modern
Trend: Declining
Related briefings
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July 10, 2026
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July 3, 2026
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July 2, 2026
South Africa: 4.3% Squarespace. The Highest Squarespace Rate on Earth.
June 2026
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June 2026
Squarespace Overtook Django at 10M. The No-Code Platform Passed the Developer Framework.
June 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.