{"id":"CVE-2026-126390","aliases":["EUVD-2026-125175"],"status":"published","title":"n8n before 1.123.89 NocoDB Node API Token Leak via Attachment Download","description":"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.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-522"],"published":"2026-11-13T09:35:55Z","modified":"2026-11-13T09:35:55Z","products":[{"vendor":"n8n-io","product":"n8n"}],"references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-jmcg-c7p5-q69g","tags":["vendor-advisory"]},{"url":"https://www.vulncheck.com/advisories/n8n-before-1.123.89-nocodb-node-api-token-leak-via-attachment-download","tags":["third-party-advisory"]}],"sources":{"cve":[{"id":"CVE-2026-126390","title":"n8n before 1.123.89 NocoDB Node API Token Leak via Attachment Download","description":"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.","status":"published","published":"2026-11-13T09:35:55.075Z","modified":"2026-11-13T09:35:55.075Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-522"],"updated_at":"2026-11-13T10:27:12.184616Z"}],"euvd":[{"id":"EUVD-2026-125175","description":"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.","status":"published","published":"2026-11-13T09:35:55Z","modified":"2026-11-13T09:35:55Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-13T10:38:07.336766Z"}]}}