CNVD-2026-31204

Vulnerability from cnvd - Published: 2026-08-07
VLAI
Title
IBM Langflow OSS代码注入漏洞(CNVD-2026-31204)
Description
IBM Langflow OSS是美国IBM公司的一个开源的低代码可视化AI工作流构建工具,它让开发者能通过拖拽组件的方式快速搭建、部署和迭代AI智能体与RAG应用,同时支持用Python进行深度定制以集成企业系统。 IBM Langflow OSS存在代码注入漏洞,该漏洞源于Policies组件中的ToolGuard integration的验证机制未验证动态CodeInput字段,攻击者可利用该漏洞在这些字段中嵌入恶意Python代码,从而实现任意Python代码执行。
Severity
Patch Name
IBM Langflow OSS代码注入漏洞(CNVD-2026-31204)的补丁
Patch Description
IBM Langflow OSS是美国IBM公司的一个开源的低代码可视化AI工作流构建工具,它让开发者能通过拖拽组件的方式快速搭建、部署和迭代AI智能体与RAG应用,同时支持用Python进行深度定制以集成企业系统。 IBM Langflow OSS存在代码注入漏洞,该漏洞源于Policies组件中的ToolGuard integration的验证机制未验证动态CodeInput字段,攻击者可利用该漏洞在这些字段中嵌入恶意Python代码,从而实现任意Python代码执行。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description

目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载: https://www.ibm.com/support/pages/node/7278920

Reference
https://www.ibm.com/support/pages/node/7278920
Impacted products
Name
IBM Langflow OSS >=1.0.0,<=1.10.0
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-9135",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-9135"
    }
  },
  "description": "IBM Langflow OSS\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u4f4e\u4ee3\u7801\u53ef\u89c6\u5316AI\u5de5\u4f5c\u6d41\u6784\u5efa\u5de5\u5177\uff0c\u5b83\u8ba9\u5f00\u53d1\u8005\u80fd\u901a\u8fc7\u62d6\u62fd\u7ec4\u4ef6\u7684\u65b9\u5f0f\u5feb\u901f\u642d\u5efa\u3001\u90e8\u7f72\u548c\u8fed\u4ee3AI\u667a\u80fd\u4f53\u4e0eRAG\u5e94\u7528\uff0c\u540c\u65f6\u652f\u6301\u7528Python\u8fdb\u884c\u6df1\u5ea6\u5b9a\u5236\u4ee5\u96c6\u6210\u4f01\u4e1a\u7cfb\u7edf\u3002\n\nIBM Langflow OSS\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ePolicies\u7ec4\u4ef6\u4e2d\u7684ToolGuard integration\u7684\u9a8c\u8bc1\u673a\u5236\u672a\u9a8c\u8bc1\u52a8\u6001CodeInput\u5b57\u6bb5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u8fd9\u4e9b\u5b57\u6bb5\u4e2d\u5d4c\u5165\u6076\u610fPython\u4ee3\u7801\uff0c\u4ece\u800c\u5b9e\u73b0\u4efb\u610fPython\u4ee3\u7801\u6267\u884c\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttps://www.ibm.com/support/pages/node/7278920",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-31204",
  "openTime": "2026-08-07",
  "patchDescription": "IBM Langflow OSS\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u4f4e\u4ee3\u7801\u53ef\u89c6\u5316AI\u5de5\u4f5c\u6d41\u6784\u5efa\u5de5\u5177\uff0c\u5b83\u8ba9\u5f00\u53d1\u8005\u80fd\u901a\u8fc7\u62d6\u62fd\u7ec4\u4ef6\u7684\u65b9\u5f0f\u5feb\u901f\u642d\u5efa\u3001\u90e8\u7f72\u548c\u8fed\u4ee3AI\u667a\u80fd\u4f53\u4e0eRAG\u5e94\u7528\uff0c\u540c\u65f6\u652f\u6301\u7528Python\u8fdb\u884c\u6df1\u5ea6\u5b9a\u5236\u4ee5\u96c6\u6210\u4f01\u4e1a\u7cfb\u7edf\u3002\r\n\r\nIBM Langflow OSS\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8ePolicies\u7ec4\u4ef6\u4e2d\u7684ToolGuard integration\u7684\u9a8c\u8bc1\u673a\u5236\u672a\u9a8c\u8bc1\u52a8\u6001CodeInput\u5b57\u6bb5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u8fd9\u4e9b\u5b57\u6bb5\u4e2d\u5d4c\u5165\u6076\u610fPython\u4ee3\u7801\uff0c\u4ece\u800c\u5b9e\u73b0\u4efb\u610fPython\u4ee3\u7801\u6267\u884c\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "IBM Langflow OSS\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2026-31204\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "IBM Langflow OSS \u003e=1.0.0\uff0c\u003c=1.10.0"
  },
  "referenceLink": "https://www.ibm.com/support/pages/node/7278920",
  "serverity": "\u9ad8",
  "submitTime": "2026-07-20",
  "title": "IBM Langflow OSS\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2026-31204\uff09"
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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