Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files

{
  "id": "ab5296feabc4a7e5ae98a5a5204112700736ab0c260b4b5f059feb3b75d7c3b0",
  "url": "https://osv.dev/vulnerability/CVE-2026-104418",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files",
    "summary": "Ghost from 6.10.3 before 6.64.0 contains a remote code execution vulnerability that allows authenticated administrators to run code by abusing theme translation file loading. Attackers with administrator access can upload a crafted theme containing malicious translation files to execute arbitrary code on the Ghost server.",
    "evidence": "osv:CVE-2026-104418",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-104418",
      "aliases": [
        "BIT-ghost-2026-104418",
        "BIT-ghost-2026-105677",
        "CVE-2026-104418",
        "CVE-2026-105677",
        "GHSA-jj74-hc2q-xrvm"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tryghost/ghost",
              "type": "GIT",
              "events": [
                {
                  "introduced": "3004c114ba481ee90bee9178fe28479cd3ad31c7"
                },
                {
                  "fixed": "2fa451a7dca010016608065ad33bcc58c0043070"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "6.10.3"
                      },
                      {
                        "fixed": "6.64.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "6.10.3"
                      },
                      {
                        "fixed": "6.64.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v6.63.0",
            "v6.62.0",
            "v6.61.0",
            "v6.60.0",
            "v6.59.0",
            "v6.58.0",
            "v6.57.1",
            "v6.57.0",
            "v6.56.0",
            "v6.55.0",
            "v6.54.1",
            "v6.54.0",
            "v6.53.0",
            "v6.52.1",
            "v6.52.0",
            "v6.51.0",
            "v6.50.0",
            "v6.49.0",
            "v6.48.0",
            "v6.47.0",
            "v6.46.0",
            "v6.45.0",
            "v6.44.1",
            "v6.44.0",
            "v6.43.1",
            "v6.43.0",
            "v6.42.0",
            "v6.41.1",
            "v6.41.0",
            "v6.40.0",
            "v6.39.0",
            "v6.38.0",
            "v6.37.1",
            "v6.37.0",
            "v6.36.0",
            "v6.35.0",
            "v6.34.0",
            "v6.33.0",
            "v6.32.0",
            "v6.31.0",
            "v6.30.0",
            "v6.29.1",
            "v6.29.0",
            "v6.28.0",
            "v6.27.0",
            "v6.26.0",
            "v6.25.1",
            "v6.25.0",
            "v6.24.0",
            "v6.23.0",
            "v6.22.1",
            "v6.22.0",
            "v6.21.0",
            "v6.21.2",
            "v6.21.1",
            "v6.20.1",
            "v6.20.0",
            "v6.19.4",
            "v6.19.3",
            "v6.19.2",
            "v6.19.0",
            "v6.19.1",
            "v6.18.2",
            "v6.18.0",
            "v6.17.1",
            "v6.17.0",
            "v6.16.1",
            "v6.16.0",
            "v6.15.0",
            "v6.14.0",
            "v6.13.2",
            "v6.13.1",
            "v6.13.0",
            "v6.12.0",
            "v6.11.0",
            "v6.10.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-104418.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:33.255771Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/104xxx/CVE-2026-104418.json",
        "https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-104418",
        "https://www.vulncheck.com/advisories/ghost-from-6.10.3-before-6.64.0-rce-via-theme-translation-files"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-22"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/104xxx/CVE-2026-104418.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-104418",
        "evidence": "/id"
      },
      {
        "value": "CVE-2026-105677",
        "evidence": "/aliases"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 500439,
  "published_at": "2026-10-02T11:38:00.453+00:00"
}