{
 "id": "AIR-2026-0522",
 "slug": "cve-2026-34070-langchain-core-has-path-traversal-vulnerabili",
 "title": "CVE-2026-34070: LangChain Core Has Path Traversal Vulnerabilities in load_prompt",
 "summary": "Path traversal vulnerabilities in legacy LangChain Core load_prompt functions allow reading arbitrary files. Applications passing user-influenced prompt configurations risk host file system exposure.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "LangChain",
  "langchain_core"
 ],
 "incident_date": "2026-03-27",
 "incident_date_precision": "day",
 "first_reported": "2026-03-27",
 "sources": [
  {
   "url": "https://github.com/advisories/GHSA-qh6h-p6c9-ff54",
   "publisher": "GitHub Advisory Database",
   "title": "CVE-2026-34070: LangChain Core has Path Traversal vulnerabilites in legacy `load_prompt` functions",
   "published_at": "2026-03-27"
  },
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-34070",
   "publisher": "NVD",
   "title": "CVE-2026-34070: LangChain is a framework for building agents and LLM-powered applications.",
   "published_at": "2026-03-31"
  }
 ],
 "source_count": 2,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_ghsa",
 "tags": [
  "CVE-2026-34070",
  "path-traversal"
 ],
 "created_at": "2026-10-18T07:00:14.101Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}