A vulnerability identified as problematic has been detected in pretix up to 2026.3.3/2026.4.3/2026.5.1 . The affected element is an unknown function of the component Content-Security-Policy Handler . The manipulation leads to basic cross site scripting. This vulnerability is uniquely identified as CVE-2026-57533 . The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.