CVE-2026-103299

{
  "etk_id": "ETK-2026-2640",
  "cve_id": "CVE-2026-103299",
  "display_id": "CVE-2026-103299",
  "ghsa_id": "GHSA-3fmh-h32q-9jjr",
  "euvd_id": "EUVD-2026-109622",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Improper callback authentication in Payment Gateway",
  "summary": "Payment Gateway for WordPress through 2.2.0 inadequately protects its payment-notification callback. An unauthenticated party can mark orders as paid when the shared secret is unset, and can change pending orders to failed regardless of that setting.",
  "mitigation": "Configure a strong shared secret for the payment-notification callback immediately. Until a vendor-fixed release is identified and deployed, disable the affected callback or plugin if preventing unauthorized failed-order changes is required.",
  "vendor": null,
  "product": "Payment Gateway",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 2.2.0"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Payment Gateway",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": null,
  "cvss_src": null,
  "cvss_vector": null,
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "upstream",
  "exploit": false,
  "pipeline_minutes": 0.01076415,
  "t0_at": "2026-10-26T06:00:18.758000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-26T09:42:46.890478+00:00",
      "days": 0.15449227405092592,
      "is_lower_bound": false,
      "measured_at": "2026-10-26T06:00:18.758000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-26T06:00:18.758000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-26T06:00:18.758000+00:00",
      "url": "https://github.com/advisories/GHSA-3fmh-h32q-9jjr"
    }
  }
}