CVE-2026-118675 n8n - Authentication Bypass

n8n < 1.123.85, 2.43.5, and 2.44.1 contains a credential guard bypass caused by loading sub-workflows from URLs or local files in Execute Sub-workflow node, letting editors of shared workflows access restricted credentials.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
Published
28 October 2026
Updated
29 October 2026
Weakness
CWE-863

Vendor fix

Update to version 1.123.85, 2.43.5, 2.44.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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