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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-103252

n8n before 1.123.80, 2.39.6, and 2.40.1 Information Disclosure via Credential Test Endpoint

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Status
Published
Published
Updated
Assigning organization
VulnCheck

Description

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an authorization bypass vulnerability in the credential test endpoint that resolves project-scoped variables without validating caller access. Attackers can specify an arbitrary project ID in the request body to interpolate sensitive variables into credential test requests sent to attacker-controlled hosts for exfiltration.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

n8n-io n8n

Default version status: unaffected

  • 0 to < 1.123.80affected
  • 2.0.0 to < 2.39.6affected
  • 2.40.0 to < 2.40.1affected
pkg:npm/n8n

References