Numerous Tableau products are vulnerable to XXE via a malicious workbook, extension, or data source, leading to information disclosure or a DoS. This affects Tableau Server, Tableau Desktop, Tableau Reader, and Tableau Public Desktop.
Sitecore Experience Platform (XP) prior to 9.1.1 is vulnerable to remote code execution via deserialization, aka TFS # 293863. An authenticated user with necessary permissions is able to remotely execute OS commands by sending a crafted serialized object.