cvedb.io
CVE-2026-59206
HIGH · CVSS 7.1
EPSS exploitation probability: 0%
Published 2026-07-09T16:16:46.323 · Last modified 2026-07-09T19:41:15.603

Summary

n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated user with the default workflow:create permission could pollute Object.prototype through a crafted workflow saved, updated, or imported via the workflow API, allowing unauthenticated requests to be treated as a privileged user and exposing user and project listing endpoints. This issue is fixed in versions 1.123.61, 2.27.4, and 2.28.1.

Affected products

n8n — n8n

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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.