{"id":"CVE-2018-20028","aliases":["GHSA-q99w-j4mj-7hj8"],"url":"https://o3.security/vulnerability/CVE-2018-20028","summary":"Contao Information Disclosure via Access Control Flaws","details":"Contao 3.x before 3.5.37, 4.4.x before 4.4.31 and 4.6.x before 4.6.11 has Incorrect Access Control.","published":"2019-04-17T19:29:00.393Z","modified":"2026-08-07T15:18:49.328268Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"contao/contao","fixedVersion":"3.5.37"},{"ecosystem":"Packagist","name":"contao/contao","fixedVersion":"4.6.11"},{"ecosystem":"Packagist","name":"contao/contao","fixedVersion":"4.4.31"}],"fix":{"url":"https://github.com/contao/contao/commit/bbe5fe1d385cd1195670e2d6b972272133443c59","label":"contao/contao@bbe5fe1"},"references":[{"type":"ADVISORY","url":"https://contao.org/en/news.html"},{"type":"ADVISORY","url":"https://contao.org/en/news/security-vulnerability-cve-2018-20028.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20028"},{"type":"WEB","url":"https://github.com/contao/contao/commit/bbe5fe1d385cd1195670e2d6b972272133443c59"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T15:18:49.328268Z"}}