# CVE-2026-59254: n8n - External Secrets Disclosure via Workflow Node Expressions

> CVE-2026-59254: n8n - External Secrets Disclosure via Workflow Node Expressions. CVSS 6.3 (CVSS 4.0).

Canonical: https://rewindex.com/cve/CVE-2026-59254
Last updated: 2026-10-24T21:10:00Z

- Published: 2026-07-15 11:25 UTC · Updated: 2026-10-24 21:10 UTC · Assigner: VulnCheck
- CVSS: 6.3 (CVSS 4.0) · Severity: Medium
- EPSS: 0.36%, 30th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-639

## 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.

## Affected vendors and products

- n8n: n8n

## Tracked companies

- [n8n](https://rewindex.com/company/n8n.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-59254)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-59254)
- [https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99](https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99)
- [https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflow-node-expressions](https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflow-node-expressions)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-59254 · Markdown: https://rewindex.com/cve/CVE-2026-59254.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-59254 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:34.413Z