Ghost: Remote Code Execution via Bookmark Card Images

{
  "id": "4cf5dcd39e6eaa6ec2c97a71f6fa8fe23b24aa21eb52e81e49d2f76dc5366216",
  "url": "https://osv.dev/vulnerability/CVE-2026-105642",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Ghost: Remote Code Execution via Bookmark Card Images",
    "summary": "Ghost is a Node.js content management system. From 6.56.0 until 6.67.0, an image processing library bundled with Ghost contained a vulnerability in its SVG handling. Any staff user, including Contributors, could create a bookmark card for an attacker-controlled website, resulting in arbitrary commands being run on the Ghost server. This issue is fixed in version 6.67.0.",
    "evidence": "osv:CVE-2026-105642",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-105642",
      "aliases": [
        "BIT-ghost-2026-105642",
        "CVE-2026-105642",
        "GHSA-788w-68h3-cvxp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/tryghost/ghost",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1562834354966ab7e7330fcf25a82e522d4a0a19"
                },
                {
                  "fixed": "4cb7e7956356a47e2c2c240588ef32ecd9fddeaa"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "6.56.0"
                      },
                      {
                        "fixed": "6.67.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "6.67.0"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v6.66.0",
            "v6.65.0",
            "v6.64.0",
            "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"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-105642.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.092269715Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105642.json",
        "https://github.com/TryGhost/Ghost/security/advisories/GHSA-788w-68h3-cvxp",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-105642"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-1395",
          "CWE-94"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105642.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-105642",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 504238,
  "published_at": "2026-10-05T18:31:05.988+00:00"
}