CVE-2026-54310CWE-89

n8n: SQL Injection in Postgres v1/TimesclaeDB Nodes

Medium · published June 23, 2026

CVSS v4.0
6.5
EPSS
1%
Percentile
45.0
In the wild
Unconfirmed
What it is

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, an authenticated user with permission to create or modify workflows could supply a crafted parameters to the TimescaleDB and/or legacy Postgres v1 node's allowing arbitrary SQL to be injected and executed against the connected database within the privileges of the configured database account. This vulnerability is fixed in 2.25.7 and 2.26.2.

The record
Technical detail
CVSS v4.0
6.5 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
EPSS
0.00545 · 45.0th percentile
Weakness
CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Published
2026-06-23T15:40Z
EPSS history
Timeline
  • 23 JUN 15:40Z
    n8n: SQL Injection in Postgres v1/TimesclaeDB Nodes
    cvelistv5