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 securit...

Oct 23, 2025 - 07:36
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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 securit...