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FastAPI vs Django

Security & risk comparison · Updated June 2026

How does FastAPI compare to Django 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

FastAPI scores 82/100 overall versus Django's 67/100. FastAPI has 8 total CVEs compared to Django's 120, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NVD/NIST, July 2026)

82
FastAPI
Modern · PYTHON
vs
67
Django
Modern · PYTHON
Dimension-by-dimension breakdown
security FastAPI
90
68
FastAPI
Django
performance Tie
65
65
FastAPI
Django
ecosystem FastAPI
85
75
FastAPI
Django
ai readiness FastAPI
95
75
FastAPI
Django
developer experience FastAPI
88
70
FastAPI
Django
market trajectory FastAPI
70
55
FastAPI
Django
cost of ownership FastAPI
75
60
FastAPI
Django
Security details
Metric FastAPI Django
Total CVEs 8 120
Critical CVEs 0 12
Exploited (KEV) 0 1
CVEs last year 2 12
Avg CVSS 3.5 5.5
Security score 90/100 68/100
Recommended
FastAPI

FastAPI scores 83/100. Verdict: Recommended.

Acceptable
Django

Django scores 68/100. Verdict: Acceptable.

Quick facts
FastAPI
Category: Backend
Language: PYTHON
First release: 2018
Generation: Modern
Trend: Rising
Market share: 0.6%
Django
Category: Backend
Language: PYTHON
First release: 2005
Generation: Modern
Trend: Rising
Market share: 1.2%
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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.