{"id":"CVE-2021-27237","details":"The admin panel in BlackCat CMS 1.3.6 allows stored XSS (by an admin) via the Display Name field to backend/preferences/ajax_save.php.","modified":"2026-07-09T00:13:16.835760Z","published":"2021-02-16T19:15:13.010Z","references":[{"type":"FIX","url":"https://github.com/BlackCatDevelopment/BlackCatCMS/commits/release-1.4/upload/backend/preferences/ajax_save.php"},{"type":"FIX","url":"https://github.com/BlackCatDevelopment/BlackCatCMS/compare/1.3.6...1.4Beta"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/49565"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/blackcatdevelopment/blackcatcms","events":[{"introduced":"c23542f55cba8eaddb3cb34613bed03f7ae758f7"},{"last_affected":"c23542f55cba8eaddb3cb34613bed03f7ae758f7"}],"database_specific":{"cpe":"cpe:2.3:a:blackcat-cms:blackcat_cms:1.3.6:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.3.6"},{"last_affected":"1.3.6"}],"source":"CPE_STRING"}}],"versions":["1.3.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27237.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"}]}