HTTP communication with user-controlled destination detected.

Description

Applications should not connect to locations formed from user input. This rule checks for URLs containing user-supplied data.

Remediations

❌ Avoid using user input in HTTP URLs:

Faraday.get("https://#{params[:host]}')

✅ Use user input indirectly to form a URL:

host =
case params[:host]
when "option1"
"api1.com"
when "option2"
"api2.com"
end

Faraday.get("https://#{host}')

Associated CWE

OWASP Top 10