Shopware before 5.3.4 has a PHP Object Instantiation issue via the sort parameter to the loadPreviewAction() method of the ShopwareControllersBackend_ProductStream controller, with resultant XXE via instantiation of a SimpleXMLElement object.
{
"cwe_ids": [
"CWE-610"
],
"github_reviewed": true,
"nvd_published_at": "2019-01-15T16:29:00Z",
"severity": "MODERATE",
"github_reviewed_at": "2023-07-26T21:43:32Z"
}