High severity8.7NVD Advisory· Published Oct 1, 2026· Updated Oct 1, 2026

CVE-2026-103253

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.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

N8n Io/N8nllm-fuzzy
Range: <1.123.80, 2.0.0-<2.39.6, 2.40.0-<2.40.1

Patches

Vulnerability mechanics

References

github.com/n8n-io/n8n/security/advisories/GHSA-4wf3-rgqr-xcp3nvd
www.vulncheck.com/advisories/n8n-before-1.123.80-2.39.6-and-2.40.1-sql-injection-via-oracle-database-drop-tablenvd

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