CVE-2026-65589

UNKNOWN 0.0

n8n before 1.123.64 Credential Exposure via LLM Node Execution Data

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-532
Vendor	n8n-io
Product	n8n
Published	Jul 22, 2026

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Affected Versions

n8n-io / n8n

0 < 1.123.64

n8n-io / n8n

0 < 2.30.1

n8n-io / n8n

0 < 2.29.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/n8n-io/n8n/security/advisories/GHSA-89gh-3pgc-v5h2 vulncheck.com: https://www.vulncheck.com/advisories/n8n-before-credential-exposure-via-llm-node-execution-data