CVE-2026-103253

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 D...

CVE-2026-103254

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in signed resume URL generation for Send-and-Wait approvals. Attackers with workflow creation permissions can mint valid approval URLs for gates in projects they cannot...

CVE-2026-103255

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the Supabase node where the tableId parameter is inserted into request paths without validation. Attackers can exploit workflows binding tableId to untrusted input to...

CVE-2026-103247

n8n versions before 1.123.80 contain a credential tampering vulnerability where duplicate node IDs bypass the workflow credential tamper guard. Attackers with editor access to shared workflows can exploit mismatched node ID and name matching to retain victim credentials and redirect secrets to...

CVE-2026-103248

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a filter injection vulnerability in the Supabase node's Filters String mode that fails to escape field values. Attackers can inject filter expressions from untrusted input to read all table rows, update...

CVE-2026-103246

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 fail to validate credential ownership during inline agent node-tool introspection. Attackers can reference arbitrary credential IDs to decrypt and exfiltrate plaintext secrets to attacker-controlled hosts without ownership verification...

CVE-2026-103245

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled payloads to trigger workflows and...

CVE-2026-103260 n8n before 2.39.6 and 2.40.x before 2.40.1 Approval Bypass via Send and Wait Node

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain an approval bypass vulnerability in the Send and Wait node's Approve Within Chat mode. Attackers can submit resume requests without verification of the requester's identity or approval permissions, allowing unauthenticated users to advan...

CVE-2026-103260

The n8n workflow automation tool (versions before 2.39.6 and 2.40.x before 2.40.1 ) is vulnerable to an approval bypass in the Send and Wait node's Approve Within Chat mode. The root cause is a lack of verification regarding the identity or approval permissions of the requester. Consequently, una...

CVE-2026-103260 n8n before 2.39.6 and 2.40.x before 2.40.1 Approval Bypass via Send and Wait Node

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain an approval bypass vulnerability in the Send and Wait node's Approve Within Chat mode. Attackers can submit resume requests without verification of the requester's identity or approval permissions, allowing unauthenticated users to advan...

EUVD-2026-90654

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain an approval bypass vulnerability in the Send and Wait node's Approve Within Chat mode. Attackers can submit resume requests without verification of the requester's identity or approval permissions, allowing unauthenticated users to advan...

CVE-2026-103260 n8n before 2.39.6 and 2.40.x before 2.40.1 Approval Bypass via Send and Wait Node

n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain an approval bypass vulnerability in the Send and Wait node's Approve Within Chat mode. Attackers can submit resume requests without verification of the requester's identity or approval permissions, allowing unauthenticated users to advan...

CVE-2026-103255 n8n before 1.123.80, 2.39.6, and 2.40.1 Path Traversal and Query Injection via Supabase

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the Supabase node where the tableId parameter is inserted into request paths without validation. Attackers can exploit workflows binding tableId to untrusted input to...

CVE-2026-103255 n8n before 1.123.80, 2.39.6, and 2.40.1 Path Traversal and Query Injection via Supabase

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the Supabase node where the tableId parameter is inserted into request paths without validation. Attackers can exploit workflows binding tableId to untrusted input to...

CVE-2026-103255

Versions of n8n prior to 1.123.80, and from 2.0.0 before 2.39.6 and from 2.40.0 before 2.40.1, are vulnerable to a path traversal and query injection flaw in the Supabase node . The root cause is the lack of validation when the tableId parameter is inserted into request paths. Attackers can explo...

EUVD-2026-90649

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a path traversal vulnerability in the Supabase node where the tableId parameter is inserted into request paths without validation. Attackers can exploit workflows binding tableId to untrusted input to...

CVE-2026-103253 n8n before 1.123.80, 2.39.6, and 2.40.1 SQL Injection via Oracle Database Drop Table

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 D...

CVE-2026-103253

The n8n automation tool (versions before 1.123.80, 2.0.0 to 2.39.6, and 2.40.0 to 2.40.1) is vulnerable to an SQL injection flaw in the Oracle Database node 's Delete Table Drop operation. The root cause allows attackers to inject single quotes into table or schema fields to append arbitrary SQL ...

CVE-2026-103253 n8n before 1.123.80, 2.39.6, and 2.40.1 SQL Injection via Oracle Database Drop Table

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 D...

EUVD-2026-90647

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 D...