CVE-2026-118644
n8n before 2.41.5 and 2.42.2 Credential Theft via Error-Workflow Context Inheritance
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
n8n before 2.41.5 and 2.42.x before 2.42.2 passes a failed workflow's full execution context, including the identity of the user who started the run, to the configured error workflow. A project editor can set a colleague's workflow settings.errorWorkflow to an error workflow they own, inherit the colleague's identity when that workflow fails, and resolve the colleague's per-user dynamic credential secrets.
| CWE | CWE-266 |
| Vendor | n8n-io |
| Product | n8n |
| Published | Oct 28, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
n8n-io / n8n
2.42.0 < 2.42.2
n8n-io / n8n
0 < 2.41.5
References
Credits
🔍 sm1ee