CVE-2026-103257
n8n before 1.123.80, 2.39.6, and 2.40.1 Path Traversal via n8n Node
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the n8n node that fails to validate resource identifiers. Attackers can craft malicious resource IDs to redirect API calls to unintended resources, allowing unauthorized access to workflows, executions, and credential secrets within the API key's scope.
| CWE | CWE-22 |
| Vendor | n8n-io |
| Product | n8n |
| Published | Oct 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
Affected Versions
n8n-io / n8n
0 < 1.123.80 2.0.0 < 2.39.6 2.40.0 < 2.40.1
References
Credits
🔍 nlgbao1340