WhatsApp security flaw exposed 3.5B phone numbers – including yours

9to5Mac
By Ben LovejoyNov 18, 2025, 9:39 am245 pts
A massive WhatsApp security flaw exposed the phone number of almost every user on the planet – despite the fact that parent company Meta had been alerted to the vulnerability way back in 2017. Security researchers were able to use what they described as a “simple” exploit to extract a total of 3.5 billion…

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