{"id":"CVE-2020-27988","aliases":[],"url":"https://o3.security/vulnerability/CVE-2020-27988","summary":"Nagios XI before 5.7.5 is vulnerable to XSS in Manage Users (Username field).","details":"Nagios XI before 5.7.5 is vulnerable to XSS in Manage Users (Username field).","published":"2020-11-16T17:15:12.877","modified":"2026-06-17T03:09:57.890","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://www.nagios.com/downloads/nagios-xi/change-log/"},{"type":"ADVISORY","url":"https://www.nagios.com/downloads/nagios-xi/change-log/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T03:09:57.890"}}