Vulnerability Description
n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors can read plaintext external secret values by referencing them in node expressions without requiring explicit secrets access permissions.
Related Weaknesses (CWE)
References
- https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99
- https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflo
FAQ
What is CVE-2026-59254?
CVE-2026-59254 is a documented vulnerability. n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors...
How severe is CVE-2026-59254?
CVSS scoring is not yet available for CVE-2026-59254. Check NVD for updates.
Is there a patch for CVE-2026-59254?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.