WhatsApp has patched a security bug that could have let hackers mess with linked devices, like a Mac or iPad connected to your iPhone. The issue affected older versions of WhatsApp for iOS (before 2.25.21.73), WhatsApp Business for iOS (before 2.25.21.78), and WhatsApp for Mac (before 2.25.21.78). The flaw could have been abused along with https://www.iphoneincanada...