Medium severity4.1NVD Advisory· Published Jul 10, 2026· Updated Jul 13, 2026
CVE-2026-56354
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.
Affected products
1Patches
Vulnerability mechanics
References
2- github.com/n8n-io/n8n/security/advisories/GHSA-w673-8fjw-457cnvdMitigationVendor Advisory
- www.vulncheck.com/advisories/n8n-cross-site-scripting-and-open-redirect-in-form-nodenvdThird Party Advisory
News mentions
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