WhatsApp security flaw lets experts scrape 3.5 billion user numbers - here's what we know, and how to stay safe

TechRadarFriday, November 21, 2025 at 10:10:00 PM
NegativeTechnology
WhatsApp security flaw lets experts scrape 3.5 billion user numbers - here's what we know, and how to stay safe
  • A study has uncovered a major security flaw in WhatsApp, enabling the scraping of 3.5 billion user phone numbers through its contact discovery feature, which poses serious risks to user privacy and data security.
  • This vulnerability highlights the urgent need for enhanced security measures within WhatsApp, as it could undermine user trust and lead to unauthorized access to sensitive information, prompting scrutiny of the platform's security protocols.
  • The incident reflects ongoing challenges in the tech industry regarding data protection and user privacy, as companies like Meta invest in security enhancements while facing criticism for past vulnerabilities and the need for robust safeguards.
— via World Pulse Now AI Editorial System

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