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VULNERABILITIES

CVE-2026-85165 Details

Description

n8n versions before 2.36.2 contain an expression sandbox bypass vulnerability where free identifiers in spread, computed-key, switch-case, or class-extension positions resolve against process globals. Authenticated users with workflow-edit permission can mutate host objects through expression evaluation, with changes persisting process-wide until restart.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.9 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/n8n-io/n8n/security/advisories/GHSA-fg85-4wv2-p98j [email protected]MitigationVendor Advisory
https://www.vulncheck.com/advisories/n8n-before-2.36.2-expression-sandbox-bypass-via-spreadelement [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-95Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')[email protected]

Affected Products

ProductVersions
n8n n8n
< 2.35.4
>= 2.36.0, <= 2.36.2

CPE

  • cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-85165
NVD Published Date:
Sep 3, 2026
NVD Last Modified:
Sep 10, 2026
Source:
[email protected]
CVE-2026-85165 Details - Not Deferred