A SQL injection issue was discovered in Nagios XI before 5.4.13 via the admin/logbook.php txtSearch parameter.

A SQL injection issue was discovered in Nagios XI before 5.4.13 via the admin/info.php key1 parameter.

A SQL injection issue was discovered in Nagios XI before 5.4.13 via the admin/menuaccess.php chbKey1 parameter.

An issue was discovered in Nagios XI 5.4.13. A registered user is able to use directory traversal to read local files, as demonstrated by URIs beginning with index.php?xiwindow=./ and config/?xiwindow=../ substrings.

An issue was discovered in Nagios XI 5.4.13. There is XSS exploitable via CSRF in (1) the Schedule New Report screen via the hour, minute, or ampm parameter, related to components/scheduledreporting; (2) includes/components/xicore/downtime.php, related to the update_pages function; (3) the ajaxhelper.php opts or background parameter; (4) the i[] array parameter to ajax_handler.php; or (5) the deploynotification.php title parameter.

SQL injection vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an attacker to execute arbitrary SQL commands via the selInfoKey1 parameter.

A privilege escalation vulnerability in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an attacker to leverage an RCE vulnerability escalating to root.

Remote command execution (RCE) vulnerability in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an attacker to execute arbitrary commands on the target system, aka OS command injection.

Authentication bypass vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an unauthenticated attacker to make configuration changes and leverage an authenticated SQL injection vulnerability.

Cross-site scripting (XSS) vulnerability in Nagios Business Process Intelligence (BPI) before 2.3.4 allows remote attackers to inject arbitrary web script or HTML via vectors involving index.php.