{"id":"CVE-2018-18943","aliases":["EUVD-2022-3847","GHSA-fx2m-5m9v-jhgp"],"status":"published","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":{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0073,"percentile":0.54533,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2018-11-05T08:00:00Z","modified":"2026-10-24T10:30:35Z","fixes":[{"ecosystem":"Packagist","package":"baserproject/basercms","fixed_in":["4.1.4"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"baserproject/basercms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.4"}]}]},{"source":"osv","ecosystem":"Packagist","package":"baserproject/basercms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.4"}]}],"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"]}],"products":[{"vendor":"basercms","product":"basercms"}],"references":[{"url":"http://sunu11.com/2018/10/31/baserCMS/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://basercms.net/release/4_1_4","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18943","tags":["advisory"]},{"url":"https://web.archive.org/web/20200130073341/https://basercms.net/release/4_1_4","tags":["web"]},{"url":"https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS/"},{"url":"https://github.com/advisories/GHSA-fx2m-5m9v-jhgp"},{"url":"https://web.archive.org/web/20211209034642/http://sunu11.com/2018/10/31/baserCMS","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-18943","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.","status":"published","published":"2018-11-05T08:00:00Z","modified":"2024-08-05T11:23:08.55Z","updated_at":"2026-11-02T14:35:11.799349Z"}],"euvd":[{"id":"EUVD-2022-3847","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.","status":"published","published":"2018-11-05T08:00:00Z","modified":"2024-08-05T11:23:08Z","updated_at":"2026-11-03T02:39:34.247095Z"}],"ghsa":[{"id":"GHSA-fx2m-5m9v-jhgp","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.","status":"published","published":"2022-05-14T01:50:42Z","modified":"2023-07-07T00:42:41Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:56.605555Z"}],"nvd":[{"id":"CVE-2018-18943","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.","status":"published","published":"2018-11-05T09:29:00.617Z","modified":"2026-06-17T01:48:10.063Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:47.196456Z"}],"osv":[{"id":"CVE-2018-18943","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.","status":"published","published":"2018-11-05T09:29:00.617Z","modified":"2026-10-24T10:30:35.460786346Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"GHSA-fx2m-5m9v-jhgp","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.","status":"published","published":"2022-05-14T01:50:42Z","modified":"2026-09-10T03:49:22.717313198Z","cvss":[{"version":"3.0","score":4.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:47.119724Z"}]}}