Vulnerability Workflow n8n | CVE-2026-21858

Back Stormshield

Vulnerability Workflow n8n | CVE-2026-21858

Stormshield • January 19, 2026

Share: View original

A new critical authentication bypass vulnerability impacting the workflow automation platform n8n identified by reference CVE-2026-21858 has been ...

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical Authentication Bypass Vulnerability in n8n (CVE-2026-21858) A critical authentication bypass vulnerability has been identified in the n8n workflow automation platform, referenced as CVE-2026-21858. This flaw allows unauthorized access to workflows, potentially compromising sensitive data for users of the platform. The vulnerability poses significant risks to organizations relying on n8n for automation tasks. 1 sources 58

Extracted Entities

CVEs (1)

Platforms (1)