Security researchers have discovered major vulnerabilities in WhatsApp and Telegram messaging apps with end-to-end encryption. The vulnerability lets a hacker send a single image, embedded with malware, through a web browser and take complete control of the recipients account. The security feature that makes these apps so popular is also what led to this vulnerability. Both apps have confirmed the vulnerability and issued patches. It remains unclear if similar bugs exist for other web-based messaging apps, though it might be why Open Whisper doesn’t offer a web version of its acclaimed Signal app, Signal.”]
Source: https://gizmodo.com/whatsapp-security-flaw-reveals-you-can-apparently-use-w-1793292813