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 HTM…
Published: 2026-07-10 · CVSS: 5.1 · CVSS 4.0
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 can inject malicious scripts or redirect parameters to perform stored XSS attacks or phishing redirects against end users.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7