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CVE-2026-6599

🗓️ 20 Apr 2026 03:00:15Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov👁 62 Views🌐 WEB

CVE-2026-6599: Langflow up to 1.8.3 permits remote injection via X-Forwarded-For.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-6599
20 Apr 202603:00
–attackerkb
circl
Circl
CVE-2026-6599
20 Apr 202608:12
–circl
cnnvd
CNNVD
Langflow security vulnerabilities
20 Apr 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-6599 langflow-ai langflow Model Context Protocol Configuration API mcp_projects.py install_mcp_config injection
20 Apr 202603:00
–cvelist
euvd
EUVD
EUVD-2026-23762
20 Apr 202606:31
–euvd
github
Github Security Blog
Langflow vulnerable to injection
20 Apr 202606:31
–github
mend
Mend
CVE-2026-6599
20 Apr 202603:00
–mend
nvd
NVD
CVE-2026-6599
20 Apr 202604:16
–nvd
osv_ghsa
osv_ghsa
GHSA-V66P-F7X3-4794 Langflow vulnerable to injection
20 Apr 202606:31
–osv_ghsa
osv_pysec
osv_pysec
PYSEC-2026-2569 Langflow vulnerable to injection
13 Jul 202615:02
–osv_pysec
Rows per page
Vulners
Node
[
  {
    "vendor": "langflow-ai",
    "product": "langflow",
    "versions": [
      {
        "version": "1.8.0",
        "status": "affected"
      },
      {
        "version": "1.8.1",
        "status": "affected"
      },
      {
        "version": "1.8.2",
        "status": "affected"
      },
      {
        "version": "1.8.3",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "Model Context Protocol Configuration API"
    ]
  }
]
ParameterPositionPathDescriptionCWE
X-Forwarded-Forheader/api/v1/mcp_projectsManipulation of the X-Forwarded-For header in the Model Context Protocol Configuration API leads to injection.CWE-707, CWE-74

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17 Jun 2026 11:01Current
6.3Medium risk
Vulners AI Score6.3
CVSS 45.3
CVSS 3.16.3
CVSS 36.3
CVSS 26.5
EPSS0.00393
SSVC
62