CVE-2026-7664

Unauthenticated Flow Execution via Webhook Endpoint in Langflow OSS

CVSS 9.8 CRITICALEPSS 0.3%CWE-287

Vexday Risk Score

28Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 9.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

22 jun 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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

Productos afectados

IBM · Langflow OSS

Referencias

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