CVE-2026-86078
1 advisory.
npm/n8n CVE-2026-86078: medium
n8n: Prototype Pollution via Workflow Structure Summary Can Lead to Denial of Service
Action: Upgrade n8n to 2.37.7 or later.
npm i n8n@2.38.2npm i n8n@2.37.7Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.38.0 | 2.38.2 | - |
| 0 | 2.37.7 | - |
Fixed versions
| 2.38.2 | 2.37.7 |
Sources
- osv: GHSA-679f-58pq-4v2c
- https://github.com/n8n-io/n8n/security/advisories/GHSA-679f-58pq-4v2c
- https://nvd.nist.gov/vuln/detail/CVE-2026-86078
- https://github.com/n8n-io/n8n
- https://github.com/n8n-io/n8n/releases/tag/n8n@2.37.7
- https://github.com/n8n-io/n8n/releases/tag/n8n@2.38.2
CVE-2026-86078 · published · modified · JSON