Security advisory

{
  "id": "aa29f66f80204c629e5b543e6016b5800189358b4fa05e8a4fc4ce4ea2df0934",
  "url": "https://osv.dev/vulnerability/CVE-2020-19676",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-19676",
    "summary": "Nacos 1.1.4 is affected by: Incorrect Access Control. An environment can be set up locally to get the service details interface. Then other Nacos service names can be accessed through the service list interface. Service details can then be accessed when not logged in. (detail:https://github.com/alibaba/nacos/issues/2284)",
    "evidence": "osv:CVE-2020-19676",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-19676",
      "aliases": [
        "CVE-2020-19676",
        "GHSA-qf76-pr7x-h7r4"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/alibaba/nacos",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4d685656679761a2084662b164689190f8c113b3"
                },
                {
                  "last_affected": "4d685656679761a2084662b164689190f8c113b3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:alibaba:nacos:1.1.4:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.1.4"
                      },
                      {
                        "last_affected": "1.1.4"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.1.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-19676.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:15.509139668Z",
      "provider": "osv",
      "references": [
        "https://github.com/alibaba/nacos/issues/2284"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-19676",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383514,
  "published_at": "2020-09-30T18:15:23.663+00:00"
}