Browser security firm SquareX claims to have found a potentially critical vulnerability in Perplexity’s Comet AI browser.
New research out today from browser security company SquareX Ltd. is warning of a hidden application programming interface in ...
Cybersecurity experts at SquareX claims to have found a major vulnerability in Comet, the AI browser built by Perplexity, ...
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Obscure MCP API in Comet Browser Breaches User Trust, Enabling Full Device Control via AI Browsers
Palo Alto, California, November 19th, 2025, CyberNewsWireSquareX released critical research exposing a hidden API in Comet ...
The undocumented system-level API within the Comet AI browser enables embedded extensions to execute commands and launch applications.
Sneaky 2FA adds BitB phishing and attackers exploit passkey flaws using rogue extensions and downgrade attacks.
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