{
 "id": "AIR-2026-0476",
 "slug": "cve-2026-27795-langchain-community-recursiveurlloader-ssrf-b",
 "title": "CVE-2026-27795: LangChain Community RecursiveUrlLoader SSRF Bypass",
 "summary": "A redirect-based SSRF bypass vulnerability affects the RecursiveUrlLoader component in LangChain Community. The flaw permits underlying fetch operations to follow redirects to internal endpoints without revalidation.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "@langchain/community",
  "RecursiveUrlLoader"
 ],
 "incident_date": "2026-02-25",
 "incident_date_precision": "day",
 "first_reported": "2026-02-25",
 "sources": [
  {
   "url": "https://github.com/advisories/GHSA-mphv-75cg-56wg",
   "publisher": "GitHub Advisory Database",
   "title": "CVE-2026-27795: LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader",
   "published_at": "2026-02-25"
  },
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27795",
   "publisher": "NVD",
   "title": "CVE-2026-27795: LangChain is a framework for building LLM-powered applications.",
   "published_at": "2026-02-25"
  }
 ],
 "source_count": 2,
 "confidence": 0.9,
 "status": "published",
 "origin": "seed_ghsa",
 "tags": [
  "CVE-2026-27795",
  "ssrf",
  "langchain"
 ],
 "created_at": "2026-10-18T07:00:14.101Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}