CVE-2023-27564

n8n Information Disclosure vulnerability

7.5 HighPublic exploitFix available

The n8n package 0.218.0 for Node.js allows Information Disclosure.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.22%Up 1.2 points since May 11, 2023

What each source reports

NVD Score used 7.5

The n8n package 0.218.0 for Node.js allows Information Disclosure.

Record: CVE-2023-27564
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-668
Updated: 2026-11-02

CVE List 7.5

The n8n package 0.218.0 for Node.js allows Information Disclosure.

Record: CVE-2023-27564
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

EUVDEUVD-2023-1620 7.5

The n8n package 0.218.0 for Node.js allows Information Disclosure.

Record: EUVD-2023-1620
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-r9xw-p7wj-w792 7.5

n8n Information Disclosure vulnerability

The n8n package prior to 0.216.1 for Node.js allows Information Disclosure.

Record: GHSA-r9xw-p7wj-w792
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-668
Updated: 2026-11-02

OSV 7.5

The n8n package 0.218.0 for Node.js allows Information Disclosure.

Record: CVE-2023-27564
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

OSVGHSA-r9xw-p7wj-w792 7.5

n8n Information Disclosure vulnerability

The n8n package prior to 0.216.1 for Node.js allows Information Disclosure.

Record: GHSA-r9xw-p7wj-w792
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-668
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`n8n` npm	before 0.216.1	0.216.1

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	david-botelho-mariano/exploit-CVE-2023-27564	2024-04-03

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-27564 is a high vulnerability (CVSS 7.5) in N8n, published May 10, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.22%, the 69th percentile. Fixed in n8n 0.216.1.

References

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