CVE-2026-18143

{
  "etk_id": "ETK-2026-491",
  "cve_id": "CVE-2026-18143",
  "display_id": "CVE-2026-18143",
  "ghsa_id": "GHSA-f78j-xwc8-gq3q",
  "euvd_id": "EUVD-2026-87542",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated unrestricted file upload in Request a Quote for WooCommerce",
  "summary": "Request a Quote for WooCommerce for WordPress through version 2.9.2 permits insufficiently validated file uploads through its popup quote workflow. An unauthenticated attacker may place executable content in a web-accessible upload location when a public quote rule with the multi-page popup flow is enabled.",
  "mitigation": "Disable public quote rules that use the multi-page popup flow and restrict web access to the plugin's temporary upload location. No fixed version is recorded; monitor for an updated release and apply it promptly.",
  "vendor": "addify",
  "product": "Request a Quote for WooCommerce",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 2.9.2"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Request a Quote for WooCommerce",
      "purl": null
    }
  ],
  "cwes": [
    434
  ],
  "cvss_score": 9.8,
  "cvss_src": "nvd",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": 0.0171,
  "epss_percentile": 0.7701,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": true,
  "check_confidence_basis": "assessed",
  "exploit": false,
  "pipeline_minutes": 37.0710225,
  "t0_at": "2026-09-26T06:39:44.226000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-03T19:54:45.936008+00:00",
      "days": 7.552103125092593,
      "is_lower_bound": false,
      "measured_at": "2026-09-26T06:39:44.226000+00:00",
      "url": null
    },
    "kev": {
      "at": "2026-09-28T00:00:00+00:00",
      "days": 2,
      "is_lower_bound": false,
      "measured_at": "2026-09-26T06:39:44.226000+00:00",
      "precision": "day",
      "url": "https://vulncheck.com/cve/CVE-2026-18143"
    },
    "public_poc": {
      "at": "2026-09-26T08:00:13+00:00",
      "days": 0.05588858796296296,
      "is_lower_bound": false,
      "measured_at": "2026-09-26T06:39:44.226000+00:00",
      "url": "https://github.com/murrez/CVE-2026-18143"
    },
    "trigger_signal": {
      "at": "2026-09-28T00:00:00+00:00",
      "days": 1.7224047916666667,
      "is_lower_bound": false,
      "measured_at": "2026-09-26T06:39:44.226000+00:00",
      "url": "https://vulncheck.com/cve/CVE-2026-18143"
    }
  }
}