Wolf CMS 0.8.3.1 Authenticated RCE via FileManagerController File Upload

{
  "id": "bcd7702390747cfdf911643b17aa3ae1a011eae6d299e03896bd641feb804fc6",
  "url": "https://osv.dev/vulnerability/CVE-2026-67206",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Wolf CMS 0.8.3.1 Authenticated RCE via FileManagerController File Upload",
    "summary": "Wolf CMS through 0.8.3.1 contains a remote code execution vulnerability in FileManagerController that allows authenticated attackers to create arbitrary PHP files by exploiting missing file extension validation in the create_file() and save() functions. Attackers with the file_manager_mkfile capability can write malicious PHP content into the web-accessible FILES_DIR directory and trigger execution by requesting the file over HTTP.",
    "evidence": "osv:CVE-2026-67206",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-67206",
      "aliases": [
        "CVE-2026-67206"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wolfcms/wolfcms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "1b5a6c701b781a632e1364d6865946ee94a9002a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.8.3.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.8.3.1",
            "0.8.3",
            "0.8.2",
            "0.8.1",
            "0.8.0",
            "0.7.8",
            "0.7.7",
            "0.7.6",
            "0.7.5-sp1",
            "0.7.5",
            "0.7.3",
            "0.7.2",
            "0.7.1",
            "0.7.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-67206.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.913863495Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67206.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-67206",
        "https://www.vulncheck.com/advisories/wolf-cms-authenticated-rce-via-filemanagercontroller-file-upload",
        "https://github.com/wolfcms/wolfcms",
        "https://github.com/Caycon/cve-advisories/blob/main/2026/WolfCms/CVE-2026-67206.md"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-434"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67206.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-67206",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492463,
  "published_at": "2026-07-30T19:27:45.722+00:00"
}