Plone before 5.2.3 allows SSRF attacks via the tracebacks feature (only available to the Manager role).
{
"github_reviewed": true,
"severity": "HIGH",
"cwe_ids": [
"CWE-918"
],
"nvd_published_at": "2020-12-30T19:15:00Z",
"github_reviewed_at": "2021-04-07T19:31:51Z"
}