lib/omniauth/failureendpoint.rb in OmniAuth before 1.9.2 (and before 2.0) does not escape the messagekey value.
{ "nvd_published_at": "2022-08-18T23:15:00Z", "github_reviewed_at": "2022-08-31T18:47:40Z", "severity": "CRITICAL", "github_reviewed": true, "cwe_ids": [ "CWE-116" ] }