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CVE-2026-7663

9.8 critical SSVC exploitation: none Analyzed
NVD · CVE.org

IBM Langflow OSS 1.0.0 through 1.9.6 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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 9.8 · langflowNVD modified 2026-10-25 21:10

Affected (CPE criteria) 1

  • cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*

References 1