Cybersecurity researchers over the weekend disclosed new security risks associated with link previews in popular messaging apps that cause the services to leak IP addresses, expose links sent via end-to-end encrypted chats, and even unnecessarily download gigabytes of data stealthily in the background.
“Apps that rely on servers to generate link previews may be violating the privacy of their users by sending links shared in a private chat to their servers.”
Source: (THN)