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Ruby on Rails vs WordPress

Security & risk comparison · Updated October 2026

How does Ruby on Rails compare to WordPress on security, AI-readiness, and total cost of ownership? We scored both across 7 dimensions using NVD/NIST CVE data, GitHub metrics, and our census of the Tranco top 100,000.

Key finding

Ruby on Rails scores 64/100 overall versus WordPress's 44/100. Ruby on Rails has 180 total CVEs compared to WordPress's 11334, giving it a smaller vulnerability surface. (Source: WebPulse framework scoring, NIST NVD and CISA KEV, updated October 2026)

Who actually runs Ruby on Rails and WordPress

Share of sites with an identified platform, from WebPulse's scan of the Tranco top 100,000 and our Common Crawl census.

WhereRuby on RailsWordPress
Top 1,000 3.3% (7) 23.3% (50)
Top 10,000 3.3% (85) 29.0% (743)
Top 100,000 3.0% (832) 37.4% (10,368)
Wider web0.9%74.3%

Highest-ranked sites on Ruby on Rails

  1. www.gov.uk#308
  2. duolingo.com#457
  3. goodreads.com#463
  4. openstreetmap.org#579
  5. service.gov.uk#666

Highest-ranked sites on WordPress

  1. wordpress.org#48
  2. wordpress.com#100
  3. bit.ly#117
  4. criteo.com#132
  5. gravatar.com#154

Detected from each homepage's HTML, headers and cookies in September 2026. Methodology

64
Ruby on Rails
Modern · RUBY
vs
44
WordPress
Legacy · PHP
Dimension-by-dimension breakdown
security Ruby on Rails
62
22
Ruby on Rails
WordPress
performance Tie
65
65
Ruby on Rails
WordPress
ecosystem Ruby on Rails
70
55
Ruby on Rails
WordPress
ai readiness Ruby on Rails
72
35
Ruby on Rails
WordPress
developer experience Ruby on Rails
70
50
Ruby on Rails
WordPress
market trajectory WordPress
50
75
Ruby on Rails
WordPress
cost of ownership Ruby on Rails
60
35
Ruby on Rails
WordPress
Security details
Metric Ruby on Rails WordPress
Total CVEs 180 11334
Critical CVEs 18 387
Exploited (KEV) 2 23
CVEs last year 15 4200
Avg CVSS 5.8 6.1
Security score 62/100 22/100
Acceptable
Ruby on Rails

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

Caution
WordPress

WordPress scores 45/100. Consider migrating to: astro, nextjs, hugo.

Alternatives: astro, nextjs, hugo

Quick facts
Ruby on Rails
Category: Backend
Language: RUBY
First release: 2004
Generation: Modern
Trend: Stable
Market share: 0.8%
WordPress
Category: Cms
Language: PHP
First release: 2003
Generation: Legacy
Trend: Declining
Market share: 43.0%
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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 October 2026.