N8n-io

CVE-2026-126390: n8n before 1.123.89 contains a credential leakage vulnerability in the NocoDB node that sends the configured NocoDB API token to attacker-chosen hosts when down

CVE-2026-126390 Nov 13, 2026 Source: Vendor

n8n before 1.123.89 contains a credential leakage vulnerability in the NocoDB node that sends the configured NocoDB API token to attacker-chosen hosts when downloading attachments. Attackers with write access to a NocoDB attachment cell can insert a URL to their host, capturing the API token when the workflow executes with Download Attachments enabled.

Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-126390

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CVE-2026-126390 BR2026-0000-048168 unclaimed

Credited as tr4ce-ju