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Flask vs Fresh

Security & risk comparison · Updated June 2026

How does Flask compare to Fresh 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

Flask scores 63/100 overall versus Fresh's 51/100. Flask has 30 total CVEs compared to Fresh's 0, though its larger ecosystem contributes to a higher CVE count. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

63
Flask
Modern · PYTHON
vs
51
Fresh
Emerging · JAVASCRIPT
Dimension-by-dimension breakdown
security Flask
75
50
Flask
Fresh
performance Tie
65
65
Flask
Fresh
ecosystem Tie
50
50
Flask
Fresh
ai readiness Flask
70
40
Flask
Fresh
developer experience Flask
70
50
Flask
Fresh
market trajectory Fresh
40
50
Flask
Fresh
cost of ownership Flask
60
55
Flask
Fresh
Security details
Metric Flask Fresh
Total CVEs 30 0
Critical CVEs 3 0
Exploited (KEV) 0 0
CVEs last year 5 0
Avg CVSS 4.8 0
Security score 75/100 50/100
Acceptable
Flask

Flask scores 64/100. Verdict: Acceptable.

Caution
Fresh

Fresh scores 51/100. Evaluate modern alternatives for better security and AI-readiness.

Quick facts
Flask
Category: Backend
Language: PYTHON
First release: 2010
Generation: Modern
Trend: Stable
Market share: 0.5%
Fresh
Category: Fullstack
Language: JAVASCRIPT
First release: 2022
Generation: Emerging
Trend: Stable
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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.