CVE-2026-103253

High

Description

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain an SQL injection vulnerability in the Oracle Database node's Delete Table Drop operation. Attackers can inject single quotes in the table or schema fields to append arbitrary SQL statements and execute DDL or DML commands against the connected database with the credential's privileges.

SeverityHigh

CVSS8.7

Exploit probability—

ProductN8n

PublishedOct 1, 2026

First seenOct 1, 2026

Weakness typeCWE-89SQL injection

How to fix

Update

n8n-io n8n1.123.80, 2.39.6, 2.40.1 or later

Vendor advisories

github.com/n8n-io/n8n/security/advisories/GHSA-4wf3-rgqr-xcp3

Affected products

Product	Affected versions	Fixed in
n8n-io n8n	v < 1.123.80, 2.0.0 ≤ v < 2.39.6, 2.40.0 ≤ v < 2.40.1	1.123.80, 2.39.6, 2.40.1

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