Shopware before 5.5.8 has XSS via the Query String to the backend/Login or backend/Login/load/ URI.
{ "nvd_published_at": "2019-06-23T23:15:00Z", "cwe_ids": [ "CWE-79" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2023-08-01T23:10:47Z" }