MCP, or Model Context Protocol, was proposed by Anthropic and is quickly becoming the industry’s standard interface between AI systems and traditional platforms. In a nutshell, it wants to be the AI ...
SquareX released critical research exposing a hidden API in Comet that allows extensions in the AI Browser to execute local commands and gain full control over users’ devices. The research reveals ...
New research out today from browser security company SquareX Ltd. is warning of a hidden application programming interface in Perplexity AI Inc.’s Comet browser that allows extensions in the ...
SquareX accused Perplexity’s Comet browser of exposing a hidden MCP API that could enable local command execution Perplexity rejected the claims as “entirely false,” stressing the API requires ...
SquareX discovered hidden MCP API in Comet browser enabling arbitrary local command execution Vulnerability in Agentic extension could let attackers hijack devices via compromised perplexity.ai site ...
PALO ALTO, Calif., Nov. 19, 2025 /PRNewswire/ -- SquareX released critical research exposing a hidden API in Comet that allows extensions in the AI Browser to execute local commands and gain full ...
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