Ruby on Rails
Is Rails More Secure Than PHP? What the 2025 Vulnerability Data Actually Shows
Is Rails more secure than PHP? Counting CVEs per language does not answer it: the counts depend on how products are named, and PHP covers everything from Laravel apps to plugins written in an afternoon. A better question is where vulnerabilities actually come from. The 2025 data from the WordPress ecosystem gives a clear answer, and it explains why a well-maintained Rails app starts from a stronger position.
Rails 8.0 security patches end November 7, 2026. Is your app affected? Check your Gemfile.lock in 10 seconds: free, and the file never leaves your browser.Where PHP vulnerabilities come from
Patchstack's State of WordPress Security in 2026 report counted 11,334 new vulnerabilities in the WordPress ecosystem in 2025, 42% more than in 2024. Of those, 91% were in plugins and 9% in themes. WordPress core had only 6, all low priority.
Two more figures from the same report show why this matters: 46% of the vulnerabilities had no fix from the developer when they became public, and the weighted median time to the first exploit was 5 hours. A typical WordPress site runs many plugins from different authors, and each one is a door that someone else has to keep locked.
The language is not the problem. Laravel, for example, ships with CSRF protection and escaped template output, much like Rails. The difference is between an application built on one framework with secure defaults and a site assembled from many third-party plugins.
What Rails protects by default
Rails makes the safe option the default for the most common web attacks. These come from the official Rails guides.
- CSRF: forgery protection is on by default in new Rails applications, and every form generated by Rails includes a security token.
- XSS: values printed in ERB views with <%= %> are escaped automatically; inserting raw HTML requires an explicit raw or html_safe.
- SQL injection: finders such as Model.find(id) escape input automatically, as do hash conditions like where(email: value). The risk returns when code builds SQL strings by hand.
- Mass assignment: with strong parameters, request parameters cannot be used to create or update records until each attribute is explicitly permitted.
- Secrets: credentials live in an encrypted file, config/credentials.yml.enc, and log filters for passwords, secrets and tokens are added by default.
- Passwords: has_secure_password and the Rails 8 authentication generator store bcrypt hashes, never plain text.
What Rails does not do for you
Defaults reduce mistakes; they do not remove them. String interpolation inside where(), a careless html_safe, an authorization check missing from one controller, or a gem with a known vulnerability can open the same holes as in any other stack. Tools such as Brakeman for static analysis and bundler-audit or Dependabot for gem advisories catch many of these before they ship.
Gems are Rails' equivalent of plugins. What differs is how many you depend on and who maintains them, so review the Gemfile with the same care you would give a list of WordPress plugins.
The advantage ends when your version loses support
Every protection above assumes the framework still receives security patches. When a Rails version reaches end of life, new vulnerabilities in it are no longer fixed upstream, and the app is in the same position as a site running an abandoned plugin. Rails 7.2 lost security support on August 9, 2026, and Rails 8.0 loses it on November 7, 2026.
Before comparing frameworks, check the one you already run. Our free Rails Expiry Check reads your Gemfile.lock in the browser and shows the exact support dates for your Rails and Ruby versions.
Key takeaways
- Counting CVEs per language is not a fair comparison; look at where vulnerabilities come from.
- In 2025, 91% of the 11,334 new WordPress-ecosystem vulnerabilities were in plugins, per Patchstack.
- Rails turns on CSRF protection, output escaping, safe finders and strong parameters by default.
- That advantage only lasts while your Rails and Ruby versions still receive security patches.
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