Cross-site Scripting (XSS) vulnerability in BlueSpiceAvatars extension of BlueSpice allows logged in user to inject arbitrary HTML into the profile image dialog on Special:Preferences. This only applies to the genuine user context.
Cross-site Scripting (XSS) vulnerability in "Extension:ExtendedSearch" of Hallo Welt! GmbH BlueSpice allows attacker to inject arbitrary HTML (XSS) on page "Special:SearchCenter", using the search term in the URL.
Cross-site Scripting (XSS) vulnerability in the "commonuserinterface" component of BlueSpice allows an attacker to inject arbitrary HTML into a page using the title parameter of the call URL.