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Anthropic MCP Server Vulnerabilities Enable Code Execution and Data Exposure

Anthropic MCP Server Vulnerabilities Enable Code Execution and Data Exposure

First seen 22 Jan 2026, 02:59 UTC • •

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

Vulnerabilities in Anthropic's MCP server allow for code execution and data exposure through prompt injections. Researchers from a security firm demonstrated how these flaws could be exploited, impacting the official MCP server.

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