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CVE-2026-34046

🗓️ 27 Mar 2026 20:06:35Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 50 Views🌐 WEB

CVE-2026-34046: Authenticated users could read or modify other users' flows due to a missing ownership check; fixed by user-scoped queries.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
OR
langflowlangflowRange<1.5.0
langflowlangflowMatch1.5.0dev0
langflowlangflowMatch1.5.0dev1
langflowlangflow-baseRange<0.5.1python
[
  {
    "vendor": "langflow-ai",
    "product": "langflow",
    "versions": [
      {
        "version": "< 1.5.1",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "langflow-ai",
    "product": "langflow-base",
    "versions": [
      {
        "version": "< 0.5.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
{flow_id}path/api/v1/flows/{flow_id}Insecure Direct Object Reference (IDOR) in the flow retrieval endpoint. The application fails to verify if the requesting user owns the flow associated with the provided UUID when AUTO_LOGIN is disabled.CWE-639, CWE-862

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17 Jun 2026 10:38Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.8
CVSS 48.7
EPSS0.00707
SSVC
50