{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "6.14.0"
              },
              {
                "fixed": "6.27.0"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "e5a5cde533dfb2c2d8f9b60223b046075b5e4b13"
            },
            {
              "fixed": "2daa6eba775c961ca41f2732b622d9deb86a39ee"
            }
          ],
          "repo": "https://github.com/tryghost/ghost",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-83rp-q473-j88c"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-35"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103290.json"
  },
  "details": "Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path traversal vulnerability in the ImageSize service. Insufficient input validation of user-supplied file paths may allow authenticated staff users to access local files outside the intended data storage directories on the server.",
  "id": "CVE-2026-103290",
  "modified": "2026-10-03T03:31:03.274981281Z",
  "published": "2026-10-01T10:42:23.870Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103290.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-83rp-q473-j88c"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-103290"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/ghost-6.14.0-before-6.27.0-path-traversal-via-imagesize"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Ghost 6.14.0 before 6.27.0 Path Traversal via ImageSize"
}