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Control.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00906,"percentile":0.60089,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2019-04-17T18:58:45Z","modified":"2026-10-24T10:30:22Z","fixes":[{"ecosystem":"Packagist","package":"contao/contao","fixed_in":["3.5.37","4.6.11","4.4.31"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.5.37"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.6.0"},{"fixed":"4.6.11"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.4.0"},{"fixed":"4.4.31"}]}]},{"source":"osv","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.5.37"}]}]},{"source":"osv","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.6.0"},{"fixed":"4.6.11"}]}],"versions":["4.6.0","4.6.1","4.6.10","4.6.2","4.6.3","4.6.4","4.6.5","4.6.6","4.6.7","4.6.8","4.6.9"]},{"source":"osv","ecosystem":"Packagist","package":"contao/contao","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.4.0"},{"fixed":"4.4.31"}]}],"versions":["4.4.22","4.4.23","4.4.24","4.4.25","4.4.26","4.4.27","4.4.28","4.4.29","4.4.30"]}],"products":[{"vendor":"contao","product":"contao_cms"}],"references":[{"url":"https://contao.org/en/news.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://contao.org/en/news/security-vulnerability-cve-2018-20028.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20028","tags":["advisory"]},{"url":"https://github.com/contao/contao/commit/bbe5fe1d385cd1195670e2d6b972272133443c59","tags":["web"]},{"url":"https://github.com/advisories/GHSA-q99w-j4mj-7hj8"}],"sources":{"cve":[{"id":"CVE-2018-20028","description":"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.","status":"published","published":"2019-04-17T18:58:45Z","modified":"2024-08-05T11:51:18.339Z","updated_at":"2026-11-02T14:35:00.237825Z"}],"euvd":[{"id":"EUVD-2022-4927","description":"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 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Control.","status":"published","published":"2019-04-17T19:29:00.393Z","modified":"2026-06-17T01:52:12.117Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:55.136632Z"}],"osv":[{"id":"CVE-2018-20028","description":"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.","status":"published","published":"2019-04-17T19:29:00.393Z","modified":"2026-10-24T10:30:22.106727301Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:09.145458Z"},{"id":"GHSA-q99w-j4mj-7hj8","title":"Contao Information Disclosure via Access Control Flaws","description":"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 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