Nagios Core 4.4.2 has XSS via the alert summary reports of plugin results, as demonstrated by a SCRIPT element delivered by a modified check_load plugin to NRPE.
{
"binaries": [
{
"binary_name": "nagios3",
"binary_version": "3.5.1.dfsg-2.1ubuntu1.3"
},
{
"binary_name": "nagios3-cgi",
"binary_version": "3.5.1.dfsg-2.1ubuntu1.3"
},
{
"binary_name": "nagios3-common",
"binary_version": "3.5.1.dfsg-2.1ubuntu1.3"
},
{
"binary_name": "nagios3-core",
"binary_version": "3.5.1.dfsg-2.1ubuntu1.3"
}
]
}
{
"binaries": [
{
"binary_name": "nagios3",
"binary_version": "3.5.1.dfsg-2.1ubuntu8"
},
{
"binary_name": "nagios3-cgi",
"binary_version": "3.5.1.dfsg-2.1ubuntu8"
},
{
"binary_name": "nagios3-common",
"binary_version": "3.5.1.dfsg-2.1ubuntu8"
},
{
"binary_name": "nagios3-core",
"binary_version": "3.5.1.dfsg-2.1ubuntu8"
}
]
}