Server-side Request Forgery (SSRF) Affecting n8n-core package, versions <2.20.0
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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- published25 May 2026
- disclosed19 May 2026
- creditNguyễn Tiến Thành
Introduced: 19 May 2026
CVE-2026-56348 (opens in a new tab)How to fix?
Upgrade n8n-core to version 2.20.0 or higher.
Overview
n8n-core is a Core functionality of n8n
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) via the POST /rest/dynamic-node-parameters/options endpoint. An attacker can redirect responses to a server under their control by sending a specially crafted request with loadOptions.routing.request.url set to another host.