CVE-2021-44528

A open redirect vulnerability exists in Action Pack >= 6.0.0 that could allow an attacker to craft a "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.

Date published : 2022-01-07

https://github.com/rails/rails/commit/0fccfb9a3097a9c4260c791f1a40b128517e7815