{
 "id": "AIR-2026-0109",
 "slug": "cve-2026-55837-dbt-mcp-oauth-helper-exposes-tokens-without-a",
 "title": "CVE-2026-55837: dbt-mcp OAuth helper exposes tokens without authentication",
 "summary": "The local OAuth helper endpoint in dbt-mcp exposes full platform context and tokens without authentication or host validation. Remote attackers can exploit this via DNS rebinding to steal access and refresh tokens.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "dbt-mcp"
 ],
 "incident_date": "2026-09-14",
 "incident_date_precision": "day",
 "first_reported": "2026-09-14",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-55837",
   "publisher": "NVD",
   "title": "CVE-2026-55837: dbt-mcp is a Model Context Protocol server for interacting with dbt.",
   "published_at": "2026-09-14"
  }
 ],
 "source_count": 1,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_nvd",
 "tags": [
  "CVE-2026-55837",
  "mcp",
  "oauth",
  "token-exposure"
 ],
 "created_at": "2026-10-18T06:33:31.967Z",
 "updated_at": "2026-10-18T06:33:31.967Z"
}