medium5.0
CVE-2026-59253
n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects.
Impact
n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical integrity violations in target project folder structures.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | n8n | < 2.28.0 | 2.28.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| N8n | N8n | before 2.28.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-2xgm-wc4g-5jvg
- https://github.com/n8n-io/n8n/security/advisories/GHSA-2xgm-wc4g-5jvg
- https://nvd.nist.gov/vuln/detail/CVE-2026-59253
- https://github.com/n8n-io/n8n/releases/tag/n8n@2.28.0
- https://www.vulncheck.com/advisories/n8n-improper-authorization-in-workflow-assignment-to-folders