Insertion of Sensitive Information into Log File

Overview n8n-nodes-base is a Base nodes of n8n Affected versions of this package are vulnerable to Insertion of Sensitive Information into Log File in the GraphQL node's error handling, which re-throws the underlying HTTP client error unchanged on a connection level failure rather than wrapping i...

CVE-2026-77076

n8n versions before 1.123.69, 2.33.4, and 2.34.1 contain an information disclosure vulnerability in the GraphQL node. When a GraphQL request fails at the connection level, the node re-throws the underlying HTTP client error unchanged instead of wrapping it in n8n's standard error type. That error...

CVE-2026-77076

n8n versions before 1.123.69, 2.33.4, and 2.34.1 have a GraphQL node flaw where connection-level errors are re-thrown with raw HTTP client error data containing decrypted credential secrets, persisted in execution run data readable by any authenticated user. CVSS 7.1 HIGH. Patch versions are 1.12...

CVE-2026-77076: Generation of Error Message Containing Sensitive Information

n8n versions before 1.123.69, 2.33.4, and 2.34.1 contain an information disclosure vulnerability in the GraphQL node. When a GraphQL request fails at the connection level, the node re-throws the underlying HTTP client error unchanged instead of wrapping it in n8n's standard error type. That error...

PT-2026-67351

Impact The credential "Allowed HTTP Request Domains" allowlist was intended to restrict which hosts a credential's secret could be sent to, protecting shared credentials from users who could use but not view them. Several AI/LLM nodes did not enforce this allowlist when a user-supplied base or...