ETK-2026-1179Zero's internal tracking ID, independent of the CVE number.

{
  "etk_id": "ETK-2026-1179",
  "cve_id": null,
  "display_id": "ETK-2026-1179",
  "ghsa_id": "GHSA-4hwf-v4mp-hf6c",
  "euvd_id": null,
  "status": "published",
  "anchor_state": "awaiting_cve",
  "title": "Upload filename validation bypass in CodeIgniter framework",
  "summary": "CodeIgniter Framework upload validation can misclassify filenames containing trailing dots or embedded PHP extensions. An attacker may obtain PHP execution by uploading a crafted file when the application retains its supplied name in a web-accessible directory configured to run PHP.",
  "mitigation": "Upgrade codeigniter4/framework to version 4.7.5 or later. Store uploads outside the web root, or prevent script execution in upload directories and generate server-side filenames.",
  "vendor": "composer",
  "product": "composer:codeigniter4/framework",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        "< 4.7.5"
      ],
      "ecosystem": "composer",
      "fixed_versions": [
        "4.7.5"
      ],
      "package_name": "codeigniter4/framework",
      "purl": "pkg:composer/codeigniter4/framework"
    }
  ],
  "cwes": [
    434
  ],
  "cvss_score": 9.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 26.336187966666667,
  "t0_at": null,
  "signals": {
    "trigger_signal": {
      "at": "2026-10-09T13:16:02+00:00",
      "days": -11.688629737673612,
      "is_lower_bound": true,
      "measured_at": "2026-10-21T05:47:39.663366+00:00",
      "url": "https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-4hwf-v4mp-hf6c"
    }
  }
}