{"action":"Upgrade n8n to 2.27.4 or later.","affected":[{"fixed":"2.28.1","introduced":"2.28.0"},{"fixed":"2.27.4","introduced":"0"}],"component":"n8n","cve_ids":["CVE-2026-59208"],"ecosystem":"npm","epss":0.00265,"exploited":false,"fixed_versions":["2.28.1","2.27.4"],"ghsa_id":"GHSA-mq3m-f8x3-579w","id":"tcs_01M5KG1DMQSK026NM9CEPEB5W8","modified_at":"2026-07-22T22:16:06.823817504Z","published_at":"2026-07-22T21:59:15Z","references":["https://osv.dev/vulnerability/GHSA-mq3m-f8x3-579w","https://github.com/n8n-io/n8n/security/advisories/GHSA-mq3m-f8x3-579w","https://nvd.nist.gov/vuln/detail/CVE-2026-59208","https://github.com/n8n-io/n8n","https://github.com/n8n-io/n8n/releases/tag/n8n@2.27.4","https://github.com/n8n-io/n8n/releases/tag/n8n@2.28.1"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"GHSA-mq3m-f8x3-579w","url":"https://osv.dev/vulnerability/GHSA-mq3m-f8x3-579w"},{"source":"nvd","source_id":"CVE-2026-59208","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59208"}],"summary":"n8n: Cross-Issuer Token Exchange Account Binding via Subject-Only Identity Resolution"}