High severity · published Oct 1, 2026
CVE-2026-103253
n8n before 1.123.80, 2.39.6, and 2.40.1 SQL Injection via Oracle Database Drop Table
8.7
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
N8
n8n · n8n-io
before 1.123.80; 2.0.0 before 2.39.6; 2.40.0 before 2.40.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-103253
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-103253
vendor-advisory
https://github.com/n8n-io/n8n/security/advisories/GHSA-4wf3-rgqr-xcp3
third-party-advisory
https://www.vulncheck.com/advisories/n8n-before-1.123.80-2.39.6-and-2.40.1-sql-injection-via-oracle-database-drop-table
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