{"id":"CVE-2019-11818","aliases":["GHSA-c8j6-gqq8-4prj"],"url":"https://o3.security/vulnerability/CVE-2019-11818","summary":"Alkacon OpenCMS XSS via New User module","details":"Alkacon OpenCMS v10.5.4 and before is affected by stored cross site scripting (XSS) in the module New User (/opencms/system/workplace/admin/accounts/user_new.jsp). This allows an attacker to insert arbitrary JavaScript as user input (First Name or Last Name), which will be executed whenever the affected snippet is loaded.","published":"2019-05-08T16:29:00.737Z","modified":"2026-08-07T14:49:49.464540Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"Maven","name":"org.opencms:opencms-core","fixedVersion":"11.0.0"}],"fix":{"url":"https://github.com/alkacon/opencms-core/commit/b20c293aac133e110a053f1e6665a9ae82cfdeb3","label":"alkacon/opencms-core@b20c293"},"references":[{"type":"EVIDENCE","url":"https://github.com/alkacon/opencms-core/issues/635"},{"type":"EVIDENCE","url":"https://www.openwall.com/lists/oss-security/2019/04/30/3"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11818"},{"type":"WEB","url":"https://github.com/alkacon/opencms-core/commit/b20c293aac133e110a053f1e6665a9ae82cfdeb3"},{"type":"WEB","url":"https://github.com/alkacon/opencms-core"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T14:49:49.464540Z"}}