CVE-2026-65589 — n8n before 1.123.64 Credential Exposure via LLM Node Execution Data
n8n versions before 1.123.64 fail to properly mask custom HTTP header credentials in LLM sub-node execution data, writing plaintext API keys and secrets to workflow execution re…
Published: 2026-07-22 · CVSS: 5.1 · CVSS 4.0
n8n versions before 1.123.64 fail to properly mask custom HTTP header credentials in LLM sub-node execution data, writing plaintext API keys and secrets to workflow execution records. Authenticated users with access to execution data can read exposed header values and credentials that persist in the database and can be exported.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7