Revive Adserver before 3.2.3 suffers from Reflected XSS. `www/admin/stats.php` is vulnerable to reflected XSS attacks via multiple parameters that are not properly sanitised or escaped when displayed, such as setPerPage, pageId, bannerid, period_start, period_end, and possibly others.
https://www.revive-adserver.com/security/revive-sa-2016-001/
https://hackerone.com/reports/107879
https://github.com/revive-adserver/revive-adserver/commit/ecbe822b48ef4ff61c2c6357c0c94199a81946f4