{"action":"Upgrade n8n to 2.37.7 or later.","affected":[{"fixed":"2.38.1","introduced":"2.38.0"},{"fixed":"2.37.7","introduced":"0"}],"component":"n8n","cve_ids":["CVE-2026-86073"],"ecosystem":"npm","epss":0.0039,"exploited":false,"fixed_versions":["2.38.1","2.37.7"],"ghsa_id":"GHSA-cw9w-vv67-hf73","id":"tcs_01M5KFKRWBSB5141EE4C2VP8CW","modified_at":"2026-09-10T21:30:04.789620891Z","published_at":"2026-09-10T21:21:49Z","references":["https://osv.dev/vulnerability/GHSA-cw9w-vv67-hf73","https://github.com/n8n-io/n8n/security/advisories/GHSA-cw9w-vv67-hf73","https://nvd.nist.gov/vuln/detail/CVE-2026-86073","https://github.com/n8n-io/n8n/pull/37122","https://github.com/n8n-io/n8n/pull/37588","https://github.com/n8n-io/n8n/commit/18458482861097a26f874f30ad7e8136e268475c","https://github.com/n8n-io/n8n/commit/380788fd9a3264c83161e868026a98731d274d88","https://github.com/n8n-io/n8n","https://github.com/n8n-io/n8n/releases/tag/n8n@2.37.7","https://github.com/n8n-io/n8n/releases/tag/n8n@2.38.1"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-cw9w-vv67-hf73","url":"https://osv.dev/vulnerability/GHSA-cw9w-vv67-hf73"}],"summary":"n8n: Per-Resource OAuth Consent Bypass via Unbound Refresh Token Resource Substitution"}