CVE-2026-77079: n8n 2.34.0

CVE-2026-77079. CVSS 3.1 base score 8.8 (HIGH, NVD). EPSS 0.00451 (percentile 0.38188), scored 22-Oct-2026.

Affected technology

n8n · before 2.33.4 (exclusive)
n8n

n8n · 2.34.0
n8n

n8n · 2.34.0 to before 2.34.1
n8n-io

n8n · 2.0.0 to before 2.33.4
n8n-io

Description’s affected range: before 2.34.1 and 2.33.4

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 7.4/10) rates confidentiality impact as high; integrity and availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 24-Oct-2026 01:43 UTC

CWE: CWE-639
CCR priority: 35.3 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS: 0.00451 · percentile 0.38188 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-77079.html