CVE-2026-7664

Unauthenticated Flow Execution via Webhook Endpoint in Langflow OSS

CVSS 9.8 CRITICALEPSS 0.3%CWE-287

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.

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

Produtos afetados

IBM · Langflow OSS

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Referências

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