CVE-2026-59254 — n8n - External Secrets Disclosure via Workflow Node Expressions
n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authen…
Published: 2026-07-15 · CVSS: 6.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7