{"action":"Upgrade n8n to 1.123.43 or later.","affected":[{"fixed":"1.123.43","introduced":"0"},{"fixed":"2.21.1","introduced":"2.21.0"},{"fixed":"2.20.7","introduced":"2.0.0-rc.0"}],"component":"n8n","cve_ids":["CVE-2026-45732"],"ecosystem":"npm","epss":0.0035,"exploited":false,"fixed_versions":["1.123.43","2.21.1","2.20.7"],"ghsa_id":"GHSA-6h4j-wcr9-2vg7","id":"tcs_01M5KF7266DJ0GVZVTE0S63GE0","modified_at":"2026-07-20T13:45:33.576136811Z","published_at":"2026-05-14T16:18:14Z","references":["https://osv.dev/vulnerability/GHSA-6h4j-wcr9-2vg7","https://github.com/n8n-io/n8n/security/advisories/GHSA-6h4j-wcr9-2vg7","https://nvd.nist.gov/vuln/detail/CVE-2026-45732","https://github.com/n8n-io/n8n"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"GHSA-6h4j-wcr9-2vg7","url":"https://osv.dev/vulnerability/GHSA-6h4j-wcr9-2vg7"}],"summary":"n8n Has a Cross-user Authorization Bypass in Dynamic Credential OAuth Endpoints"}