A possible information disclosure / unintended method execution vulnerability in Action Pack >= 2.0.0 when using the redirect_to or polymorphic_urlhelper with untrusted user input.
redirect_to
polymorphic_url
{ "urgency": "not yet assigned" }
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-22885.json"