high7.1
CVE-2026-59209
n8n: Shared Credential Header Leak via HTTP Request Pagination Expression
Impact
n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an authenticated member with use-only editor access to a shared workflow could read credential-populated headers exposed via the $request object inside an HTTP Request node's pagination expression and exfiltrate the secret through item data. This issue is fixed in versions 1.123.61, 2.27.4, and 2.28.1.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | n8n | < 1.123.61 | 1.123.61 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| N8n | N8n | before 1.123.61 from 2.0.0 before 2.27.4 Version 2.28.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-q3j5-8vrg-4p9q
- https://github.com/n8n-io/n8n/security/advisories/GHSA-q3j5-8vrg-4p9q
- https://nvd.nist.gov/vuln/detail/CVE-2026-59209
- https://github.com/n8n-io/n8n/releases/tag/n8n%402.27.4
- https://github.com/n8n-io/n8n/releases/tag/n8n%402.28.1