CVE-2026-66439

{
  "etk_id": "ETK-2026-1980",
  "cve_id": "CVE-2026-66439",
  "display_id": "CVE-2026-66439",
  "ghsa_id": "GHSA-rg2q-cc6c-qfpr",
  "euvd_id": "EUVD-2026-53881",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated cross-site scripting in Advanced AJAX Product Filters",
  "summary": "Advanced AJAX Product Filters versions through 3.2.0.3 are affected by an unauthenticated cross-site scripting issue. An unauthenticated attacker may cause script to execute in a victim's browser when the victim interacts with attacker-controlled content.",
  "mitigation": "Disable the affected plugin or restrict public access to sites using it until a vendor-confirmed fixed release is available. Upgrade promptly once the vendor publishes a release that addresses this issue.",
  "vendor": "berocket",
  "product": "advanced_ajax_product_filters",
  "affected": [
    {
      "affected_notes": [
        ">= n/a, <= 3.2.0.3"
      ],
      "affected_ranges": [],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "woocommerce-ajax-filters",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": 7.1,
  "cvss_src": "other",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L",
  "epss_score": 0.0025,
  "epss_percentile": 0.1558,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 30.81283245,
  "t0_at": "2026-08-06T14:27:49.297000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-18T15:12:26.206526+00:00",
      "days": 73.03098274914352,
      "is_lower_bound": false,
      "measured_at": "2026-08-06T14:27:49.297000+00:00",
      "url": null
    },
    "kev": {
      "at": "2026-10-13T00:00:00+00:00",
      "days": 68,
      "is_lower_bound": false,
      "measured_at": "2026-08-06T14:27:49.297000+00:00",
      "precision": "day",
      "url": "https://vulncheck.com/cve/CVE-2026-66439"
    },
    "trigger_signal": {
      "at": "2026-10-13T00:00:00+00:00",
      "days": 67.39734609953703,
      "is_lower_bound": false,
      "measured_at": "2026-08-06T14:27:49.297000+00:00",
      "url": "https://vulncheck.com/cve/CVE-2026-66439"
    }
  }
}