{"id":"CVE-2026-46721","summary":"Broken Access Control in extension \"Frontend User Registration\" (sf_register)","details":"The create and edit flows do not restrict which user properties may be submitted and do not enforce access control on the frontend user group assignment. As a result, an attacker can assign an arbitrary frontend user group to a newly registered or edited account, gaining unauthorized access to content and functionality restricted to privileged frontend user groups.","aliases":["GHSA-v348-vr4q-fv9p"],"modified":"2026-08-12T03:51:16.276908780Z","published":"2026-05-19T09:19:10.688Z","database_specific":{"cna_assigner":"TYPO3","cwe_ids":["CWE-639","CWE-915"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46721.json"},"references":[{"type":"WEB","url":"https://packagist.org/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46721.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46721"},{"type":"ADVISORY","url":"https://typo3.org/security/advisory/typo3-ext-sa-2026-009"},{"type":"PACKAGE","url":"https://github.com/evoWeb/sf_register"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/evoweb/sf_register","events":[{"introduced":"2b2a04f85c3e25d1718d779782f3d29a73af27e6"},{"fixed":"90dcd5c1add2343eb46efd0da221da1a6468203a"},{"introduced":"0"},{"fixed":"a711ae78f89725d805ed81fe9a9489797ea3e0e2"}],"database_specific":{"extracted_events":[{"introduced":"14.0.0"},{"fixed":"14.0.2"},{"introduced":"0"},{"fixed":"13.2.4"}],"source":"AFFECTED_FIELD"}}],"versions":["14.0.1","13.2.3","13.2.2","14.0.0","8.8.1","8.7.2","6.2.7","6.2.6","6.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46721.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}