CVE-2026-126381

n8n before 2.44.1 SQL Injection via Vector Store (OracleDB) Metadata Filter Key

Published Nov 13, 2026 CVSS 4.0 · 4.9 Medium EPSS n/a KEV · Not listed
Description
n8n before 2.43.5, 2.44.x before 2.44.1, and 3.x before 3.0.1 contains an SQL injection vulnerability in the Vector Store (OracleDB) node, which does not validate Metadata Filter keys used in vector search queries. Attackers can supply crafted filter keys through untrusted workflow input such as webhooks to read data accessible to the configured Oracle credential.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description n8n before 2.43.5, 2.44.x before 2.44.1, and 3.x before 3.0.1 contains an SQL injection vulnerability in the Vector Store (OracleDB) node, which does not validate Metadata Filter keys used in vector search queries. Attackers can supply crafted filter keys through untrusted workflow input such as webhooks to read data accessible to the configured Oracle credential.
Title n8n before 2.44.1 SQL Injection via Vector Store (OracleDB) Metadata Filter Key
First Time appeared N8n
N8n n8n
Weaknesses CWE-89
CPEs cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:*
Vendors & Products N8n
N8n n8n
References
Metrics cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 4.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 13, 2026, 9:36 AM
Reserved
Nov 10, 2026, 9:26 PM
Status
Deferred
Published
Nov 13, 2026, 10:17 AM
Modified
Nov 13, 2026, 10:17 AM