{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "4.0.0"
              },
              {
                "last_affected": "5.0.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "422e22f3f7e894a6dc57719df320eca9033875d7"
            }
          ],
          "repo": "https://github.com/apache/openmeetings",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Attackers can use public NetTest web service of Apache OpenMeetings 4.0.0-5.0.0 to organize denial of service attack.",
  "id": "CVE-2020-13951",
  "modified": "2026-04-01T23:08:45.725356664Z",
  "published": "2020-09-30T18:15:21.257Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r1125f3044a0946d1e7e6f125a6170b58d413ebd4a95157e4608041c7%40%3Cannounce.apache.org%3E"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/r90890afea72a9571d666820b2fe5942a0a5f86be406fa31da3dd0922%40%3Cannounce.apache.org%3E"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread.html/re2aed827cd24ae73cbc320e5808020c8d12c7b687ee861b27d728bbc%40%3Cuser.openmeetings.apache.org%3E"
    },
    {
      "type": "ADVISORY",
      "url": "http://packetstormsecurity.com/files/160186/Apache-OpenMeetings-5.0.0-Denial-Of-Service.html"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}