CVE-2026-118676
Published:October 28, 2026
Updated:November 04, 2026
n8n before 1.123.85, 2.43.5, and 2.44.1 contains an authorization bypass vulnerability that allows member users to use credentials they cannot access by omitting default node parameters. Attackers can save and run workflows where pre-execution checks skip credential slots, causing decrypted credential values to be sent to attacker-chosen destinations.
Affected Packages
https://github.com/n8n-io/n8n.git (GITHUB):
Affected version(s) >=n8n@2.9.0 <n8n@2.43.5Fix Suggestion:
Update to version n8n@2.43.5https://github.com/n8n-io/n8n.git (GITHUB):
Affected version(s) =n8n@2.44.0 <n8n@2.44.1Fix Suggestion:
Update to version n8n@2.44.1https://github.com/n8n-io/n8n.git (GITHUB):
Affected version(s) >=n8n@1.123.67 <n8n@1.123.85Fix Suggestion:
Update to version n8n@1.123.85n8n (NPM):
Affected version(s) >=2.9.0 <2.43.5Fix Suggestion:
Update to version 2.43.5n8n-workflow (NPM):
Affected version(s) >=2.37.0 <2.43.3Fix Suggestion:
Update to version 2.43.3n8n (NPM):
Affected version(s) >=1.123.67 <1.123.85Fix Suggestion:
Update to version 1.123.85n8n-workflow (NPM):
Affected version(s) =2.44.0 <2.44.1Fix Suggestion:
Update to version 2.44.1n8n (NPM):
Affected version(s) =2.44.0 <2.44.1Fix Suggestion:
Update to version 2.44.1Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Incorrect Authorization
EPSS
Base Score:
0.20