Security advisory

{
  "id": "a4b5439ec8725e462aacd7d758beebb760dc1d21e387ae73eb136924bdc8b086",
  "url": "https://osv.dev/vulnerability/CVE-2018-1000837",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-1000837",
    "summary": "UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can result in Disclosure of confidential data, denial of service, SSRF, port scanning. This attack appear to be exploitable via malicious plugins.xml file.",
    "evidence": "osv:CVE-2018-1000837",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2018-1000837",
      "aliases": [
        "CVE-2018-1000837"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/obeonetwork/uml-designer",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6a79185701a87eea088bcac024f71a8731ddf302"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:obeo:uml_designer:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "8.0.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "8.0.0",
            "7.1.0",
            "7.0.0",
            "6.0.0",
            "5.0.0",
            "4.0.1",
            "4.0.0",
            "3.0.0",
            "2.4.1",
            "2.4.0",
            "2.3.1",
            "2.3.0",
            "2.2.1",
            "2.2.0",
            "2.1.1",
            "2.1.0",
            "2.0.0",
            "1.5.2",
            "1.5.1",
            "1.5.0",
            "1.4.0",
            "1.0",
            "0.9"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1000837.json"
          }
        }
      ],
      "modified": "2026-10-20T10:49:40.383867708Z",
      "provider": "osv",
      "references": [
        "https://github.com/ObeoNetwork/UML-Designer/issues/1035",
        "https://0dd.zone/2018/10/28/uml-designer-XXE/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-1000837",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380663,
  "published_at": "2018-12-20T15:29:01.703+00:00"
}