AI agent vulnerability · n8n

GHSA-3j7v-fhjg-6rh2: Duplicate Advisory: n8n: External Secrets Accessible via Workflow Expressions Outside Credentials

mediumCVSS 4.0 6.3

This advisory was withdrawn on Jul 22, 2026. The publisher no longer considers it a valid vulnerability.

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-2434-3x6q-8r99. This link is maintained to preserve external references. Original Description n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope.

Published Jul 15, 2026 · Updated Jul 22, 2026

Affected packages

n8n

Ecosystem: npm
Affected: < 2.27.4
Fixed in: No patched version yet
Check: npm ls n8n

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-2434-3x6q-8r99. This link is maintained to preserve external references.

Original 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.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

More n8n vulnerabilities

All n8n entries