CVE-2026-25052

CRITICAL
2026-02-04 [email protected] GHSA-gfvg-qv54-r4pc
9.9
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch Released
Feb 05, 2026 - 20:32 nvd
Patch available
CVE Published
Feb 04, 2026 - 17:16 nvd
CRITICAL 9.9

Tags

Information Disclosure AI / ML N8n

Description

n8n is an open source workflow automation platform. Prior to versions 1.123.18 and 2.5.0, a vulnerability in the file access controls allows authenticated users with permission to create or modify workflows to read sensitive files from the n8n host system. This can be exploited to obtain critical configuration data and user credentials, leading to complete account takeover of any user on the instance. This issue has been patched in versions 1.123.18 and 2.5.0.

Analysis

n8n has a TOCTOU race condition vulnerability (CVSS 9.9) enabling bypass of execution restrictions in workflow processing.

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Remediation

Within 24 hours: Identify all n8n instances in your environment and document current versions. Within 7 days: Apply vendor patches (upgrade to version 1.123.18 or 2.5.0+) to all n8n deployments. …

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Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +50
POC: 0

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CVE-2026-25052 vulnerability details – vuln.today
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