CVE-2026-105857

{
  "etk_id": "ETK-2026-788",
  "cve_id": "CVE-2026-105857",
  "display_id": "CVE-2026-105857",
  "ghsa_id": "GHSA-r488-j9vj-wx3q",
  "euvd_id": "EUVD-2026-93501",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Form-submission remote code execution in @payloadcms/plugin-form-builder",
  "summary": "@payloadcms/plugin-form-builder versions before 3.90.0, including canary releases before 4.0.0-canary.34, are affected. An attacker able to submit a crafted form may cause code to run on the server.",
  "mitigation": "Upgrade Payload packages to 3.90.0 or later, or to 4.0.0-canary.34 or later for the canary line. Review and restrict public form submission access until upgrades are complete.",
  "vendor": "payloadcms",
  "product": "payload",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "< 3.90.0"
      ],
      "ecosystem": "npm",
      "fixed_versions": [
        "3.90.0"
      ],
      "package_name": "@payloadcms/plugin-form-builder",
      "purl": "pkg:npm/@payloadcms/plugin-form-builder"
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 4.0.0-canary.0, < 4.0.0-canary.34"
      ],
      "ecosystem": "npm",
      "fixed_versions": [
        "4.0.0-canary.34"
      ],
      "package_name": "@payloadcms/plugin-form-builder",
      "purl": "pkg:npm/@payloadcms/plugin-form-builder"
    }
  ],
  "cwes": [
    94
  ],
  "cvss_score": 10,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
  "epss_score": 0.0043,
  "epss_percentile": 0.3638,
  "epss_asof": "2026-10-20",
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 44.48355146666667,
  "t0_at": "2026-10-06T16:26:54.885000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-06T16:26:54.885000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-06T16:26:54.885000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-105857"
    }
  }
}