Improper Authentication Affecting n8n-oci-entrypoint package, versions <2.27.4-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-N8NOCIENTRYPOINT-17941825
  • published11 Jul 2026
  • disclosed9 Jul 2026

Introduced: 9 Jul 2026

NewCVE-2026-59208  (opens in a new tab)
CWE-287  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade Minimos:latest n8n-oci-entrypoint to version 2.27.4-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream n8n-oci-entrypoint package and not the n8n-oci-entrypoint package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

n8n is an open source workflow automation platform. Prior to 2.27.4 and from 2.28.0 prior to 2.28.1, n8n instances configured with more than one trusted token-exchange issuer resolved external identities to local accounts using only the JWT sub claim and ignored the iss claim, allowing an attacker with a valid token from one trusted issuer and a sub matching a victim under another issuer to authenticate as that victim. This issue is fixed in versions 2.27.4 and 2.28.1.

CVSS Base Scores

version 3.1