{"id":"CVE-2017-12849","aliases":["GHSA-fwhr-g5r4-xgxf"],"url":"https://o3.security/vulnerability/CVE-2017-12849","summary":"Silverstripe CMS User Enumeration ","details":"Response discrepancy in the login and password reset forms in SilverStripe CMS before 3.5.5 and 3.6.x before 3.6.1 allows remote attackers to enumerate users via timing attacks.","published":"2017-10-12T15:29:00.310Z","modified":"2026-08-07T14:59:13.602479Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"silverstripe/cms","fixedVersion":"3.5.5"},{"ecosystem":"Packagist","name":"silverstripe/cms","fixedVersion":"3.6.1"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.silverstripe.org/download/security-releases/ss-2017-005"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-12849"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T14:59:13.602479Z"}}