CVE-2026-65016 n8n before 1.123.64 Privilege Escalation via SSO Instance-Role

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 assignment of the global:owner role unlike the token-exchang...

CVE-2026-65016

CVE-2026-65016 affects n8n versions before 1.123.64, 2.29.8, and 2.30.1. The issue lies in Enterprise SSO instance-role provisioning: the IdP-asserted role claim is mapped to an n8n global role without preventing assignment of the global:owner role. Consequently, an SSO-authenticated user whose i...

EUVD-2026-47632

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 assignment of the global:owner role unlike the token-exchang...

PT-2026-63346

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 assignment of the global:owner role unlike the token-exchang...