CVE-2026-105858

{
  "etk_id": "ETK-2026-925",
  "cve_id": "CVE-2026-105858",
  "display_id": "CVE-2026-105858",
  "ghsa_id": "GHSA-97rh-rhh2-7vjv",
  "euvd_id": "EUVD-2026-93502",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Remote code execution in payload first-user registration",
  "summary": "Payload deployments using local authentication are affected before 3.90.0 when no initial user account has been established. An unauthenticated attacker could abuse the initial-registration endpoint to execute code on the server.",
  "mitigation": "Upgrade payload to 3.90.0 or later, or to 4.0.0-canary.34 or later on the canary release line. Until upgraded, restrict access to the initial-registration endpoint and create the first user promptly.",
  "vendor": "npm",
  "product": "payload",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "< 3.90.0"
      ],
      "ecosystem": "npm",
      "fixed_versions": [
        "3.90.0"
      ],
      "package_name": "payload",
      "purl": "pkg:npm/payload"
    },
    {
      "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": "payload",
      "purl": "pkg:npm/payload"
    }
  ],
  "cwes": null,
  "cvss_score": 8.1,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": 0.0048,
  "epss_percentile": 0.405,
  "epss_asof": "2026-10-21",
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 30.87023085,
  "t0_at": "2026-10-06T16:29:52.420000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-06T16:29:52.420000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-06T16:29:52.420000+00:00",
      "url": "https://github.com/advisories/GHSA-97rh-rhh2-7vjv"
    }
  }
}