In the Loofah gem for Ruby through v2.3.0, unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished.
{ "nvd_published_at": "2019-10-22T21:15:00Z", "cwe_ids": [ "CWE-79" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2019-10-24T20:44:29Z" }