{
 "id": "AIR-2026-0230",
 "slug": "cve-2026-9205-langflow-weak-fernet-key-derivation-via-random",
 "title": "CVE-2026-9205: Langflow Weak Fernet Key Derivation via random.seed()",
 "summary": "Langflow uses a non-cryptographic pseudo-random number generator seeded with the SECRET_KEY to derive credential encryption keys. When short secrets are used, the derived key is reproducible, allowing an attacker to decrypt stored credentials if the secret is obtained.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln",
  "data_leak"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "Langflow"
 ],
 "incident_date": "2026-10-05",
 "incident_date_precision": "day",
 "first_reported": "2026-08-05",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-9205",
   "publisher": "NVD",
   "title": "CVE-2026-9205: IBM Langflow OSS contains a weak cryptographic key derivation vulnerability in the ensure_fernet_key() function.",
   "published_at": "2026-08-05"
  },
  {
   "url": "https://github.com/advisories/GHSA-jxw3-mjmx-3pqm",
   "publisher": "GitHub Advisory Database",
   "title": "CVE-2026-9205: Langflow: Weak Fernet Key via random.seed()",
   "published_at": "2026-10-05"
  }
 ],
 "source_count": 2,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_ghsa",
 "tags": [
  "CVE-2026-9205",
  "crypto",
  "langflow"
 ],
 "created_at": "2026-10-18T06:33:31.967Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}