In Splunk Enterprise versions below 8.1.12, 8.2.9, and 9.0.2, a remote user that holds the “power” Splunk role can store arbitrary scripts that can lead to persistent cross-site scripting (XSS). The vulnerability affects instances with Splunk Web enabled.
https://www.splunk.com/en_us/product-security/announcements/svd-2022-1101.html
https://research.splunk.com/application/a974d1ee-ddca-4837-b6ad-d55a8a239c20/