Is CVE-2026-56354 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-56354?

CVE-2026-56354 has a CVSS v3 severity of MEDIUM (4.1).

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CVE-2026-56354

Description

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.