{"action":"Upgrade n8n to 1.123.43 or later.","affected":[{"fixed":"1.123.43","introduced":"0"},{"fixed":"2.22.1","introduced":"2.21.0"},{"fixed":"2.20.7","introduced":"2.0.0-rc.0"}],"component":"n8n","cve_ids":["CVE-2026-44791"],"ecosystem":"npm","epss":0.00537,"exploited":false,"fixed_versions":["1.123.43","2.22.1","2.20.7"],"ghsa_id":"GHSA-wrwr-h859-xh2r","id":"tcs_01M5KGFYY0TFYDAH2JN1C1F8P8","modified_at":"2026-07-20T13:45:34.870893578Z","published_at":"2026-05-14T16:17:49Z","references":["https://osv.dev/vulnerability/GHSA-wrwr-h859-xh2r","https://github.com/n8n-io/n8n/security/advisories/GHSA-wrwr-h859-xh2r","https://nvd.nist.gov/vuln/detail/CVE-2026-44791","https://github.com/advisories/GHSA-hqr4-h3xv-9m3r","https://github.com/n8n-io/n8n"],"severity":{"label":"critical","score":9.9},"sources":[{"source":"osv","source_id":"GHSA-wrwr-h859-xh2r","url":"https://osv.dev/vulnerability/GHSA-wrwr-h859-xh2r"}],"summary":"n8n Has an XML Node Prototype Pollution Patch Bypass"}