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MCP API Vulnerability in Comet Browser Allows Full Device Control

MCP API Vulnerability in Comet Browser Allows Full Device Control

First seen 2 Dec 2025, 18:33 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

A vulnerability in the obscure MCP API of the Comet Browser has been identified, allowing potential attackers to gain full control over user devices. This breach compromises user trust and highlights significant security flaws in AI-driven browsers. Affected users are urged to take immediate action to secure their devices.

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