CVE-2026-21858 is an unauthenticated file-access vulnerability in n8n, a workflow automation platform. It was chained with CVE-2025-68613 in an attempted attack. Fixed in n8n version 1.121.0.
CVE-2026-21858 is an unauthenticated file-access vulnerability in n8n, a workflow automation platform. It was chained with CVE-2025-68613 in an attempted attack. Fixed in n8n version 1.121.0.