Open Redirect Affecting n8n-nodes-base package, versions <1.121.17>=2.10.0 <2.10.2>=2.11.0 <2.11.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published31 Mar 2026
- disclosed27 Mar 2026
- credittCu0n9
Introduced: 27 Mar 2026
CVE-2026-56354 (opens in a new tab)How to fix?
Upgrade n8n-nodes-base to version 1.121.17, 2.10.2, 2.11.2 or higher.
Overview
n8n-nodes-base is a Base nodes of n8n
Affected versions of this package are vulnerable to Open Redirect via the Form Node when an authenticated user with workflow creation or modification permissions configures an unsanitized HTML description field or leverages an overly permissive iframe sandbox policy. An attacker can inject malicious scripts or redirect end users to arbitrary external URLs by crafting a specially designed form, potentially facilitating phishing attacks.
Workaround
This vulnerability can be mitigated by limiting workflow creation and editing permissions to fully trusted users only, or by disabling the Form node and Form Trigger node using the NODES_EXCLUDE environment variable.