New Delhi, Aug. 26 -- Perplexity's AI-based web browser Comet suffered from a major vulnerability that potentially allowed bad actors to gain access to sensitive user data, such as emails, banking passwords, and other details, through a technique called indirect prompt injection.

Notably, Comet is among a slew of new-age, AI-based browsers that use large language models in order to follow tasks autonomously on a user's behalf. Using its built-in AI, the browser is capable of completing tasks like summarizing web pages, emails, calendar events, managing tabs, and even answering questions about the content on their screen.

However, new research by Brave, a rival browser company, has found a vulnerability in how Comet processes webpage-sum...