Facebook has fixed a critical zero-day flaw in WhatsApp that has been exploited to remotely install spyware on phones by calling the targeted device. The Financial Times reported that the WhatsApp vulnerability was exploited by threat actors to deliver the spyware developed by surveillance firm NSO Group. Facebook fixed the issue with the release of WhatsApp for Android 2.19.134, WhatsApp Business for. Android 2.44, WhatsApp for iOS 2.19.51, WhatsApp. 2.18.348, and WhatsApp for Tizen 2.18.15. Any prior version of WhatsApp is vulnerable.”]
Source: https://securityaffairs.co/wordpress/85477/breaking-news/whatsapp-zero-day.html