CVE-2026-56353EPSS p24.0%

CVE-2026-56353CVE-2026-56353

n8n / n8n

Description

n8n contains an authentication bypass in the Chat Trigger node when configured with n8n User Auth (a non-default configuration). In affected releases — before 1.123.22, the 2.0.0 through 2.9.2 line, and 2.10.0 — the authentication check on the Chat Trigger webhook endpoint can be circumvented, allowing access without valid credentials. Fixed in 1.123.22, 2.9.3, and 2.10.1.

Scoring

CVSS 4.8 ()
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS0.33% probability of exploitation · percentile 24.0% · 2026-10-06T12:00:23Z
Last modified2026-07-16
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.