Security advisory

{
  "id": "e8d6cbd75f3e8f19a84c300a5067759ad9ccbc4760499bf5a76eb88a1f4d6cbe",
  "url": "https://osv.dev/vulnerability/CVE-2019-12764",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-12764",
    "summary": "An issue was discovered in Joomla! before 3.9.7. The update server URL of com_joomlaupdate can be manipulated by non Super-Admin users.",
    "evidence": "osv:CVE-2019-12764",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-12764",
      "aliases": [
        "CVE-2019-12764"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/joomla/joomla-cms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "27ca70a097a3d64f958bfee77a21f33002c33bfc"
                },
                {
                  "fixed": "b06019e83efc67e06e694753ab114d7c98eaf5cf"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.8.13"
                      },
                      {
                        "fixed": "3.9.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12764.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:25.616196039Z",
      "provider": "osv",
      "references": [
        "https://developer.joomla.org/security-centre/785-20190603-core-acl-hardening-of-com-joomlaupdate"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-12764",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 431398,
  "published_at": "2019-06-11T19:29:00.653+00:00"
}