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.
{ "versions": [ { "introduced": "0" }, { "last_affected": "4.4.2" } ] }
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18245.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "8.0" } ] } ]