{
 "id": "AIR-2026-0640",
 "slug": "cve-2026-44555-open-webui-base-model-routing-access-control",
 "title": "CVE-2026-44555: Open WebUI Base Model Routing Access Control Bypass",
 "summary": "Open WebUI features a vulnerability enabling base model routing to bypass access controls through model chaining mechanisms. The advisory details affected code paths awaiting updates.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "Open WebUI"
 ],
 "incident_date": "2026-05-08",
 "incident_date_precision": "day",
 "first_reported": "2026-05-08",
 "sources": [
  {
   "url": "https://github.com/advisories/GHSA-9vvh-qmjx-p4q8",
   "publisher": "GitHub Advisory Database",
   "title": "CVE-2026-44555: Open WebUI's Base Model Routing Bypasses Access Control via Model Chaining",
   "published_at": "2026-05-08"
  },
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44555",
   "publisher": "NVD",
   "title": "CVE-2026-44555: Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline.",
   "published_at": "2026-05-15"
  }
 ],
 "source_count": 2,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_ghsa",
 "tags": [
  "CVE-2026-44555",
  "model_chaining",
  "routing"
 ],
 "created_at": "2026-10-18T07:00:14.101Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}