{"id":"GHSA-fx2m-5m9v-jhgp","aliases":["CVE-2018-18943"],"title":"XSS in baserCMS before 4.1.4","description":"An issue was discovered in baserCMS before 4.1.4. In the Register New Category feature of the Upload menu, the category name can be used for XSS via the `data[UploaderCategory][name]` parameter to an `admin/uploader/uploader_categories/edit` URI.","severity":"medium","score":4.8,"published":"2022-05-14T01:50:42.000Z","modified":"2026-09-10T03:49:22.717Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"baserproject/basercms","ranges":[{"events":[{"introduced":"0"},{"fixed":"4.1.4"}],"type":"ECOSYSTEM"}],"versions":["0.0.1","0.0.2","0.0.3","0.0.4","0.0.5","0.0.6","0.0.7","0.0.8","1.0.0","2.0.0-rc1","2.0.0-rc2","2.0.0-rc3","2.0.0-rc4","2.0.0-rc5","2.0.0-rc6","3.0.10","3.0.10.1","3.0.11","3.0.11.1","3.0.12","3.0.13","3.0.14","3.0.15","3.0.16","3.0.17","3.0.18","3.0.19","3.0.20","3.0.21","3.0.22","3.0.23","3.0.24","3.0.25","3.0.26","3.0.7","3.0.7.1","3.0.8","3.0.8.1","3.0.9","3.0.9.1","4.0.0","4.0.0-beta","4.0.1","4.0.10","4.0.10.1","4.0.11","4.0.2","4.0.2.1","4.0.3","4.0.4","4.0.5","4.0.5.1","4.0.5.2","4.0.6","4.0.7","4.0.8","4.0.9","4.1.0","4.1.0.1","4.1.1","4.1.2","4.1.3"],"fixed":["4.1.4"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2018-18943","https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4","https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS"],"sources":[{"name":"OSV","id":"GHSA-fx2m-5m9v-jhgp","modified":"2026-09-10T03:49:22.717313198Z","url":"https://osv.dev/vulnerability/GHSA-fx2m-5m9v-jhgp"}],"assessments":[{"source":"OSV","vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8}]}