CVE-2026-118642
n8n before 1.123.85, 2.43.5, and 2.44.1 Credential Permission Check Bypass via Inline Sub-Workflows
CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th
n8n before 1.123.85, 2.43.5, and 2.44.1 contains an authorization bypass vulnerability that allows authenticated members to use inaccessible credentials through inline sub-workflow nodes with non-boolean disabled values. Attackers knowing a credential id can run Execute Workflow nodes in inline JSON mode that skip the permission check and send decrypted credentials to attacker-controlled servers.
| CWE | CWE-863 |
| 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:N/S:C/C:H/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None
Affected Versions
n8n-io / n8n
0 < 1.123.85
n8n-io / n8n
2.44.0 < 2.44.1
n8n-io / n8n
2.0.0 < 2.43.5
References
Credits
🔍 Masofgon