High severity8.2NVD Advisory· Published Oct 28, 2026· Updated Oct 28, 2026

CVE-2026-118643

Description

n8n before 1.123.85, 2.x before 2.43.5, and 2.44.x before 2.44.1 stores credential secrets in execution error data when operations fail in the Git, MongoDB Atlas Vector Store, and Google Cloud Storage nodes. Users who can view a workflow's executions but cannot read the credential can recover Git passwords or tokens, MongoDB database passwords, or Google access tokens from that data.

Patches

Vulnerability mechanics

References

github.com/n8n-io/n8n/security/advisories/GHSA-qmvv-q3c9-wpp7nvd
www.vulncheck.com/advisories/n8n-before-1.123.85-2.43.5-and-2.44.1-credential-exposure-via-node-execution-error-datanvd

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