{"id":"GHSA-cpxc-67rc-c775","aliases":["CVE-2020-15154"],"title":"Cross Site Scripting in baserCMS","description":"baserCMS 4.3.6 and earlier is affected by Cross Site Scripting (XSS).\n\n* Impact: XSS via Arbitrary script execution.\n* Attack vector is: Administrator must be logged in.\n* Components are: content_fields.php, content_info.php, content_options.php, content_related.php, index_list_tree.php, jquery.bcTree.js\n* Tested baserCMS Version : 4.3.6 (Latest)\n* Affected baserCMS Version : 4.0.0 ~ 4.3.6\n* Patches : https://basercms.net/security/20200827\n\nFound by Aquilao Null","severity":"high","score":7.3,"published":"2020-08-28T20:48:12.000Z","modified":"2026-09-10T03:48:30.905Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"baserproject/basercms","ranges":[{"events":[{"introduced":"4.0.0"},{"fixed":"4.3.7"}],"type":"ECOSYSTEM"}],"versions":["4.0.0","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","4.1.4","4.1.5","4.1.6","4.1.7","4.1.8","4.2.0","4.2.1","4.2.2","4.2.3","4.2.4","4.2.5","4.3.0","4.3.1","4.3.2","4.3.3","4.3.4","4.3.5","4.3.6"],"fixed":["4.3.7"]}],"references":["https://github.com/baserproject/basercms/security/advisories/GHSA-cpxc-67rc-c775","https://nvd.nist.gov/vuln/detail/CVE-2020-15154","https://github.com/baserproject/basercms/commit/7f4b905b90954e394ec10dd35bad2a5dec505371","https://basercms.net/security/20200827"],"sources":[{"name":"OSV","id":"GHSA-cpxc-67rc-c775","modified":"2026-09-10T03:48:30.905979636Z","url":"https://osv.dev/vulnerability/GHSA-cpxc-67rc-c775"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N","score":7.3}]}