{"id":"CVE-2026-109307","revision":"1c4c2a14dcc041b182e9dfda01491f5b","records":[{"revision":"1c4c2a14dcc041b182e9dfda01491f5b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109307","aliases":[],"title":"Craft CMS 5.0.0 before 5.10.14 DOM XSS via returnUrl in 2FA Verification","description":"Craft CMS 5.0.0 before 5.10.14 contains a DOM-based cross-site scripting vulnerability in the control panel login and 2FA verification flow, where a user-controlled returnUrl accepting javascript: URLs is used in client-side navigation. Attackers can lure a 2FA-enabled victim into opening a crafted /admin/login?verify=1 URL between password submission and TOTP verification, executing JavaScript in the authenticated control panel with the victim's permissions.","state":0,"publishedAt":"2026-10-12T16:05:04.027+00:00","modifiedAt":"2026-10-15T02:43:02.789+00:00","affected":[{"ecosystem":"Vendor product","name":"cms","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"craftcms\",\n                    \"product\": \"cms\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"5.0.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"5.10.14\"\n                        },\n                        {\n                            \"version\": \"5.10.14\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","score":2.1,"severity":"LOW"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","score":4.7,"severity":"MEDIUM"}],"references":["https://github.com/craftcms/cms/security/advisories/GHSA-w5rh-mhxj-wr8r","https://www.vulncheck.com/advisories/craft-cms-5.0.0-before-5.10.14-dom-xss-via-returnurl-in-2fa-verification"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109307","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109307","identifiers":["CVE-2026-109307"]},"retained":false,"historicalAffected":[]}],"coverage":[]}