A vulnerability was found in Checkmk up to 2.2.0/2.3.0p47/2.4.0p30/2.5.0p4 . It has been classified as problematic . This vulnerability affects unknown code of the component Activate Changes Page . The manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2026-8078 . Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.