{"schema":"threatline.record/2","record":{"id":"CVE-2026-109307","aliases":["GHSA-w5rh-mhxj-wr8r"],"summary":"Craft CMS 5.0.0 before 5.10.14 DOM XSS via returnUrl in 2FA Verification","details":"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.","categories":["Unclassified"],"product":"cms","vendor":"craftcms","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109307","source_modified_at":"2026-10-15T02:43:02.789Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"cms","vendor":"craftcms","versions":[{"version":"5.0.0","status":"affected","versionType":"semver","lessThan":"5.10.14"},{"version":"5.10.14","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-109307","source_modified_at":"2026-10-15T02:43:02.789Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"cms","ecosystem":null},"version":"5.10.14","basis":"first unaffected version stated in the CVE record"}],"cvss":2.1,"severity":"Low","kev":{"listed":false},"epss":{"probability":0.00185,"percentile":0.07679,"score_date":"2026-10-23"},"published_at":"2026-10-12T16:05:04.027Z","modified_at":"2026-10-15T02:43:02.789Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-109307","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T02:43:02.789Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-109307","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/craftcms/cms/security/advisories/GHSA-w5rh-mhxj-wr8r","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/craft-cms-5.0.0-before-5.10.14-dom-xss-via-returnurl-in-2fa-verification","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-15T02:42:54.309183Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-15T02:43:02.789Z","content_hash":"cb99a19849f03056b4e1f102820fd86838b82d45bc343c0c0f6e1bcf7cc180cc"}}