Security advisory

{
  "id": "9bb550450a1a0c538b6f133e4f65a5ace6f0752b1287ff3dd4239ccdf55fb762",
  "url": "https://osv.dev/vulnerability/CVE-2022-23889",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-23889",
    "summary": "The comment function in YzmCMS v6.3 was discovered as being able to be operated concurrently, allowing attackers to create an unusually large number of comments.",
    "evidence": "osv:CVE-2022-23889",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-23889",
      "aliases": [
        "CVE-2022-23889"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/yzmcms/yzmcms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "5e421474dac3b71a29e12b61f0f0d1dbfb14ae36"
                },
                {
                  "last_affected": "5e421474dac3b71a29e12b61f0f0d1dbfb14ae36"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:yzmcms:yzmcms:6.3:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "6.3"
                      },
                      {
                        "last_affected": "6.3"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.3",
            "v6.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-23889.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:34.240766175Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23889.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-23889",
        "https://github.com/yzmcms/yzmcms/issues/61"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23889.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-23889",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 501259,
  "published_at": "2022-01-28T20:45:01+00:00"
}