{"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-2026-59207"],"ecosystem":"npm","epss":0.00448,"exploited":false,"fixed_versions":["2.28.1","2.27.4"],"ghsa_id":"GHSA-h44j-f5r5-ph73","id":"tcs_01M5KFT39H9Z3P8A8VKYFEAWBV","modified_at":"2026-07-22T22:00:25.694700968Z","published_at":"2026-07-22T21:58:31Z","references":["https://osv.dev/vulnerability/GHSA-h44j-f5r5-ph73","https://github.com/n8n-io/n8n/security/advisories/GHSA-h44j-f5r5-ph73","https://nvd.nist.gov/vuln/detail/CVE-2026-59207","https://github.com/n8n-io/n8n","https://github.com/n8n-io/n8n/releases/tag/n8n%402.27.4","https://github.com/n8n-io/n8n/releases/tag/n8n%402.28.1"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-h44j-f5r5-ph73","url":"https://osv.dev/vulnerability/GHSA-h44j-f5r5-ph73"}],"summary":"n8n: \"Allowed HTTP Request Domains\" Restriction Bypass via AI Agents MCP Connector"}