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-2026-103246

The n8n workflow automation tool is vulnerable to Credential Disclosure in versions prior to 2.39.6 and 2.40.x before 2.40.1 . The root cause is a failure to validate credential ownership during inline agent node-tool introspection . An attacker can reference arbitrary credential IDs to decrypt a...

CVE-2026-103246 n8n before 2.39.6 and 2.40.x before 2.40.1 Credential Disclosure via Node-Tool Introspection

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...