cvedb.io
CVE-2026-55446
HIGH · CVSS 7.5
EPSS exploitation probability: 23%
Published 2026-06-23T17:17:08.410 · Last modified 2026-06-24T13:50:33.080

Summary

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.0.19, an attacker can send a /api/v1/files/upload/ request without any authentication token/cookies and abuse a very long multipart form boundary to make the langflow app unusable for all users for an indefinite amount of time. This vulnerability is fixed in 1.0.19.

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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.