Improper input validation in the Auto-Discovery component of Nagios XI before 5.7.5 allows an authenticated attacker to execute remote code.

Nagios XI before 5.7.5 is vulnerable to XSS in Account Information (Email field).

Nagios XI before 5.7.5 is vulnerable to XSS in the Deployment tool (add agent).

Nagios XI before 5.7.5 is vulnerable to XSS in Dashboard Tools (Edit Dashboard).

Nagios XI before 5.7.5 is vulnerable to XSS in Manage Users (Username field).

Nagios Log Server 2.1.7 contains a cross-site scripting (XSS) vulnerability in /nagioslogserver/configure/create_snapshot through the snapshot_name parameter, which may impact users who open a maliciously crafted link or third-party web page.

Nagios XI 5.7.2 is affected by a remote code execution (RCE) vulnerability. An authenticated user can inject additional commands into normal webapp query.

Cross Site Scripting (XSS) in Nagios XI 5.7.1 allows remote attackers to run arbitrary code via returnUrl parameter in a crafted GET request.

NagiosXI 5.6.11 is affected by a remote code execution (RCE) vulnerability. An authenticated nagiosadmin user can inject additional commands into a request. NOTE: the vendor disputes whether the CVE and its references are actionable because all technical details are omitted, and the only option is to pay for a subscription service where technical details may be disclosed at an unspecified later time

A Stored XSS vulnerability exists in Nagios Log Server before 2.1.7 via the Notification Methods -> Email Users menu.

An issue was found in Nagios XI before 5.7.3. There is a privilege escalation vulnerability in backend scripts that ran as root where some included files were editable by nagios user. This issue was fixed in version 5.7.3.

Graph Explorer in Nagios XI before 5.7.2 allows XSS via the link url option.

In Nagios XI before 5.7.3, ajaxhelper.php allows remote authenticated attackers to execute arbitrary commands via cmdsubsys.

Nagios 4.4.5 allows an attacker, who already has administrative access to change the "URL for JSON CGIs" configuration setting, to modify the Alert Histogram and Trends code via crafted versions of the archivejson.cgi, objectjson.cgi, and statusjson.cgi files. NOTE: this vulnerability has been mistakenly associated with CVE-2020-1408.

Nagios XI 5.6.11 allows XSS via the account/main.php theme parameter.

Nagios XI 5.6.11 allows XSS via the includes/components/ldap_ad_integration/ password parameter.

Nagios XI 5.6.11 allows XSS via the includes/components/ldap_ad_integration/ username parameter.

SQL injection vulnerability in Nagios IM (component of Nagios XI) before 2.2.7 allows attackers to execute arbitrary SQL commands.

Authorization bypass in Nagios IM (component of Nagios XI) before 2.2.7 allows closing incidents in IM via the API.

Nagios IM (component of Nagios XI) before 2.2.7 allows authenticated users to execute arbitrary code via API key issues.