cvedb.io
CVE-2026-55255
CRITICAL · CVSS 9.9
EPSS exploitation probability: 14%
Published 2026-06-23T17:17:08.050 · Last modified 2026-06-24T13:47:59.537

Summary

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, an Insecure Direct Object Reference (IDOR) vulnerability in /api/v1/responses endpoint allows an authenticated attacker to execute any flow belonging to another user by specifying the victim's flow ID in the request. This vulnerability is fixed in 1.9.2.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.