CVE-2026-7664

CVSS Score & Metrics

Base Score

9.8 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H                                    

Vulnerability Description

IBM Langflow OSS 1.0.0 through 1.8.4 could allow unauthenticated attackers to access protected MCP project resources and execute MCP operations due to improper authorization enforcement in the Streamable MCP transport endpoint.

Vulnerability Details

Published Date

June 22, 2026

Last Modified

June 22, 2026

CWE ID

CWE-287

Source

NVD

External References

https://www.ibm.com/support/pages/node/7277243

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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