Plone before 5.2.3 allows XXE attacks via a feature that is protected by an unapplied permission of plone.schemaeditor.ManageSchemata (therefore, only available to the Manager role).
{
"severity": "HIGH",
"github_reviewed_at": "2021-04-07T19:33:49Z",
"github_reviewed": true,
"nvd_published_at": "2020-12-30T19:15:00Z",
"cwe_ids": [
"CWE-611"
]
}