Auth bypass in N8n-io N8n

CVE-2026-65016

n8n versions before 1.123.64, 2.29.8, and 2.30.1 contain a privilege escalation vulnerability in Enterprise SSO instance-role provisioning. The provisioning path maps an IdP-asserted role claim to an n8n global role but does not prevent as…

Vulnerability class: IDOR (Insecure Direct Object Reference)