Security advisory

{
  "id": "28e326cd4775b5651d4bc31e6d349da158b49d5c7dba2c3244c9289fa2a9d8b6",
  "url": "https://osv.dev/vulnerability/CVE-2021-42171",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-42171",
    "summary": "Zenario CMS 9.0.54156 is vulnerable to File Upload. The web server can be compromised by uploading and executing a web-shell which can run commands, browse system files, browse local resources, attack other servers, and exploit the local vulnerabilities, and so forth.",
    "evidence": "osv:CVE-2021-42171",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-42171",
      "aliases": [
        "CVE-2021-42171",
        "GHSA-rgg3-3wh7-w935"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tribalsystems/zenario",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b4f56adbd5428756b912a0d18977314da6f42370"
                },
                {
                  "last_affected": "b4f56adbd5428756b912a0d18977314da6f42370"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:tribalsystems:zenario:9.0.54156:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "9.0.54156"
                      },
                      {
                        "last_affected": "9.0.54156"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "9.0.54156"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-42171.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:04.943248770Z",
      "provider": "osv",
      "references": [
        "https://minhnq22.medium.com/file-upload-to-rce-on-zenario-9-0-54156-cms-fa05fcc6cf74",
        "https://github.com/hieuminhnv/Zenario-CMS-9.0-last-version/issues/2"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-42171",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 440642,
  "published_at": "2022-03-14T15:15:09.327+00:00"
}