WhatsApp API flaw let researchers scrape 3.5 billion accounts

Researchers compiled a list of 3.5 billion WhatsApp mobile phone numbers and associated personal information by abusing a contact-discovery API that lacked rate limiting. [...]

https://www.bleepingcomputer.com/news/security/whatsapp-api-flaw-let-researchers-scrape-35-billion-accounts/

Posted from: this blog via Microsoft Power Automate.