Security advisory

{
  "id": "1c90df9ae4a4d9bf06ac66c56cafd0d8e255a2f0688c4e21035ed26798f63d29",
  "url": "https://osv.dev/vulnerability/CVE-2025-70073",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2025-70073",
    "summary": "An issue in ChestnutCMS v.1.5.8 and before allows a remote attacker to execute arbitrary code via the template creation function",
    "evidence": "osv:CVE-2025-70073",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-70073",
      "aliases": [
        "CVE-2025-70073"
      ],
      "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/liweiyi/chestnutcms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "c43a93d29ac680fddc6ba1e63e63d52fc747e654"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.5.8"
                      }
                    ],
                    "source": "DESCRIPTION"
                  },
                  {
                    "cpe": "cpe:2.3:a:1000mz:chestnutcms:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.5.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.5.8",
            "v1.5.3",
            "v1.4.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-70073.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.875298611Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/70xxx/CVE-2025-70073.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-70073",
        "https://github.com/liweiyi/ChestnutCMS/issues/8"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/70xxx/CVE-2025-70073.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-70073",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 507547,
  "published_at": "2026-02-05T00:00:00+00:00"
}