EUVD-2026-31488

Devise is an authentication solution for Rails based on Warden. In versions 5.0.3 and below, when the Timeoutable module is enabled in Devise, the FailureAppredirecturl method returns request.referrer — the HTTP Referer header, which is attacker-controllable — without validation for any non-GET...

Ruby on Rails Devise Authentication Password Reset

The Devise authentication gem for Ruby on Rails is vulnerable to a password reset exploit leveraging type confusion. By submitting XML to rails, we can influence the type used for the resetpasswordtoken parameter. This allows for resetting passwords of arbitrary accounts, knowing only the...