{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "5.2.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "f60eabc07798a9d4418d8752a528d5dc2983c8d3"
            }
          ],
          "repo": "https://github.com/plone/plone",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "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).",
  "id": "CVE-2020-28736",
  "modified": "2026-03-13T21:49:35.469041016Z",
  "published": "2020-12-30T19:15:13.403Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.misakikata.com/codes/plone/python-en.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt"
    },
    {
      "type": "FIX",
      "url": "https://github.com/plone/Products.CMFPlone/issues/3209"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}