A path validation issue in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have allowed for directory traversal overwriting files when sending specially crafted docx, xlsx, and pptx files as attachments to messages.
An input validation issue in WhatsApp Desktop versions prior to v0.3.4932 could have allowed cross-site scripting upon clicking on a link from a specially crafted live location message.