CVE-2026-56354 n8n - Cross-Site Scripting and Open Redirect in Form Node

n8n before 1.123.24, 2.10.4, and 2.12.0 across its 1.x and 2.x branches contains cross-site scripting and open redirect vulnerabilities in the Form Node due to unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creation permissions...

CVE-2026-56354

CVE-2026-56354 affects n8n before 1.123.24, 2.10.4, and 2.12.0 (1.x and 2.x branches). The Form Node contains cross-site scripting and open redirect vulnerabilities caused by unsanitized HTML description fields and overly permissive iframe sandbox policies. Authenticated users with workflow creat...

CVE-2026-27493 n8n has Unauthenticated Expression Evaluation via Form Node

n8n is an open source workflow automation platform. Prior to versions 2.10.1, 2.9.3, and 1.123.22, a second-order expression injection vulnerability existed in n8n's Form nodes that could allow an unauthenticated attacker to inject and evaluate arbitrary n8n expressions by submitting crafted form...