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CVE-2026-33017

🗓️ 20 Mar 2026 04:52:52Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 25 Media mentions👁 46 Views🌐 WEB

Langflow before 1.9.0 allows unauthenticated remote code execution via the public flow build endpoint when attacker data is supplied.

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Exploit for Code Injection in Langflow
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Rows per page
NVD
Vulners
Node
langflowlangflowRange<1.8.2
[
  {
    "vendor": "langflow-ai",
    "product": "langflow",
    "versions": [
      {
        "version": "< 1.9.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
data.nodes[].data.node.template.code.valuerequest body/api/v1/build_public_tmp/{flow_id}/flowUnauthenticated endpoint that executes attacker-supplied Python code during flow build (RCE).CWE-306CWE-94CWE-95
flow_idrequest body/api/v1/build_public_tmp/{flow_id}/flowUnauthenticated endpoint that executes attacker-supplied Python code during flow build (RCE).CWE-306CWE-94CWE-95

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22 May 2026 12:42Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.19.8
CVSS 49.3
EPSS0.23981
SSVC
46