Perplexity’s Comet AI Browser Is Vulnerable to Prompt Injections, Says Brave

A new study by Brave claims that Perplexity’s Comet browser and similar AI-powered browsers could be vulnerable to prompt injections. Researchers demonstrated how malicious instructions hidden in a webpage or image can trick the AI assistant into performing harmful actions, such as accessing emails or social media accounts. The findings highlight significant security risks in AI browsers with autonomous browsing features.