…calling them. If you don’t update automatically (why not?) then check your app store for an update now…:
It used software developed by Israeli cyber arms dealer NSO Group, according to the Financial Times.
The software was installed on targets’ devices using the WhatsApp voice calling function.
Even if the call was not picked up, the software would be installed and the call would even be deleted from the device’s call log.
WhatsApp’s security team spotted the flaw and rolled out a fix on Friday.