CVE-2026-103271

{
  "etk_id": "ETK-2026-234",
  "cve_id": "CVE-2026-103271",
  "display_id": "CVE-2026-103271",
  "ghsa_id": "GHSA-2fr8-wvwh-rx7v",
  "euvd_id": "EUVD-2026-90664",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated gated-content access in Ghost content API",
  "summary": "Ghost versions 4.0.0 through before 6.63.0 expose gated post content through the content API. An unauthenticated visitor can retrieve restricted posts by accessing that API directly; no account is required.",
  "mitigation": "Upgrade Ghost to version 6.63.0 or later. Until upgrading, restrict public access to the content API where operationally feasible.",
  "vendor": "TryGhost",
  "product": "Ghost",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">=v4.0.0",
        "<v6.63.0"
      ],
      "ecosystem": "npm",
      "fixed_versions": [
        "v6.63.0"
      ],
      "package_name": "ghost",
      "purl": "pkg:npm/ghost"
    }
  ],
  "cwes": [
    863
  ],
  "cvss_score": 8.7,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
  "epss_score": 0.0038,
  "epss_percentile": 0.304,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 45.88134686666667,
  "t0_at": "2026-10-01T10:42:10.427000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-01T12:34:09.788332+00:00",
      "days": 0.07777038578703703,
      "is_lower_bound": false,
      "measured_at": "2026-10-01T10:42:10.427000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-01T10:42:10.427000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-01T10:42:10.427000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-103271"
    }
  }
}