silverstripe-advancedreports (aka the Advanced Reports module for SilverStripe) 1.0 through 2.0 is vulnerable to Cross-Site Scripting (XSS) because it is possible to inject and store malicious JavaScript code. The affects admin/advanced-reports/DataObjectReport/EditForm/field/DataObjectReport/item (aka report preview) when an SVG document is provided in the Description parameter.