CVE-2026-118642

High

Description

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.

SeverityHigh

CVSS7.1

Exploit probability12. percentile0.2%

ProductN8n

PublishedOct 28, 2026

First seenNov 4, 2026

Weakness typeCWE-863Incorrect authorization

How to fix

Update

n8n-io n8n1.123.85, 2.44.1, 2.43.5 or later

Vendor advisories

github.com/n8n-io/n8n/security/advisories/GHSA-8vrr-mgc5-jg55

Affected products

Product	Affected versions	Fixed in
n8n-io n8n	v < 1.123.85, 2.44.0 ≤ v < 2.44.1, 2.0.0 ≤ v < 2.43.5	1.123.85, 2.44.1, 2.43.5

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