{"id":"CVE-2026-65597","revision":"cf589a974c444348a9b77e87dbeb5009","records":[{"revision":"cf589a974c444348a9b77e87dbeb5009","observedAt":"2026-10-29T21:14:49.558+00:00","statement":{"source":"cve-program","id":"CVE-2026-65597","aliases":[],"title":"n8n before 1.123.64 DOM-Based XSS via Unsandboxed iframe","description":"n8n before 1.123.64, 2.x before 2.29.8, and before 2.30.1 contains a DOM-based cross-site scripting vulnerability in the HTML preview, which renders execution output into an iframe srcdoc without the sandbox attribute. A sanitizer bypass allows injected script to execute same-origin as the editor. When a victim opens the preview, the script can call authenticated APIs using the victim's session. An account with global:member privileges can exploit the issue.","state":0,"publishedAt":"2026-07-22T11:21:44.721+00:00","modifiedAt":"2026-10-29T19:40:27.725+00:00","affected":[{"ecosystem":"Vendor product","name":"n8n","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n8n-io\",\n                    \"product\": \"n8n\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:npm/n8n\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.123.64\"\n                        },\n                        {\n                            \"version\": \"1.123.64\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"n8n","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n8n-io\",\n                    \"product\": \"n8n\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:npm/n8n\",\n                    \"versions\": [\n                        {\n                            \"version\": \"2.30.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"2.30.1\"\n                        },\n                        {\n                            \"version\": \"2.30.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"n8n","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"n8n-io\",\n                    \"product\": \"n8n\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:npm/n8n\",\n                    \"versions\": [\n                        {\n                            \"version\": \"2.0.0-rc.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"2.29.8\"\n                        },\n                        {\n                            \"version\": \"2.29.8\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N","score":8.2,"severity":"HIGH"}],"references":["https://github.com/n8n-io/n8n/security/advisories/GHSA-p3rg-hrf9-w9gj","https://www.vulncheck.com/advisories/n8n-before-dom-based-xss-via-unsandboxed-iframe"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-65597","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-65597","identifiers":["CVE-2026-65597"]},"retained":false,"historicalAffected":[]}],"coverage":[]}