{
 "id": "CVE-2026-13448",
 "description": "IBM Langflow OSS 1.0.0 through 1.10.1 Lanflow OSS contains an unauthenticated remote code execution vulnerability in the public flow build endpoint ( /api/v1/build_public_tmp/{flow_id}/flow ). The vulnerability stems from an incomplete denylist in the validate_public_flow_no_code_execution() function that fails to block several code-execution agent components including OpenDsStarAgent, CodeActAgentSmolagents, and CSVAgent.",
 "published": "2026-07-17",
 "last_modified": "2026-10-24",
 "vuln_status": "Modified",
 "cna": "psirt@us.ibm.com",
 "cvss": {
  "version": "3.1",
  "score": 9.8,
  "severity": "CRITICAL",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "source": "nvd@nist.gov"
 },
 "cwe": [
  "NVD-CWE-noinfo",
  "CWE-184"
 ],
 "products": [
  {
   "vendor": "langflow",
   "product": "langflow",
   "versions_affected": ">= 1.0.0 < 1.10.2",
   "fixed_in": "1.10.2",
   "product_id": "langflow"
  }
 ],
 "category": "framework",
 "surface": [
  "code_execution",
  "auth_bypass"
 ],
 "kev": null,
 "fix": {
  "status": "fixed",
  "version": "1.10.2",
  "url": null
 },
 "references": [
  {
   "url": "https://www.ibm.com/support/pages/node/7279997",
   "source": "psirt@us.ibm.com",
   "tags": [
    "Vendor Advisory"
   ]
  }
 ],
 "related_agents": [
  "hugging-face-hugging-face-smolagents",
  "langflow-langflow"
 ],
 "related_incidents": [],
 "match": {
  "tests": [
   "A:name",
   "A:cpe"
  ],
  "terms": [
   "smolagents:smolagents",
   "langflow:langflow:langflow"
  ]
 },
 "status": "candidate",
 "note": null,
 "reviewer": null,
 "checked_on": null,
 "retrieved_on": "2026-10-26"
}