CVE-2026-104392

{
  "etk_id": "ETK-2026-1095",
  "cve_id": "CVE-2026-104392",
  "display_id": "CVE-2026-104392",
  "ghsa_id": "GHSA-hvrj-fvj7-h84q",
  "euvd_id": "EUVD-2026-95741",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unsafe deserialization in quiz-master-next",
  "summary": "ExpressTech Quiz And Survey Master's quiz-master-next component is affected through version 11.2.7. An attacker may be able to trigger object injection through unsafe handling of serialized data; the advisory does not establish whether authentication is required.",
  "mitigation": "Update quiz-master-next when a vendor-fixed release becomes available; no fixed version is recorded in the advisory. Until then, restrict access to affected WordPress administration and plugin functionality, and limit untrusted input to the site.",
  "vendor": "ExpressTech",
  "product": "Quiz And Survey Master",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 11.2.7"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "quiz-master-next",
      "purl": null
    }
  ],
  "cwes": [
    502
  ],
  "cvss_score": 8.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": 0.0029,
  "epss_percentile": 0.2005,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 51.26282095,
  "t0_at": "2026-10-09T12:08:37.866000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-09T20:53:08.097473+00:00",
      "days": 0.36423879019675925,
      "is_lower_bound": false,
      "measured_at": "2026-10-09T12:08:37.866000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-09T12:08:37.866000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-09T12:08:37.866000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-104392"
    }
  }
}