RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested forms.
{
    "severity": "MODERATE",
    "nvd_published_at": "2021-01-12T20:15:00Z",
    "github_reviewed_at": "2021-01-14T19:15:02Z",
    "github_reviewed": true,
    "cwe_ids": [
        "CWE-79"
    ]
}