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Anthropic MCP Design Vulnerability Enables RCE, Threatening AI Supply Chain

Published Apr 20, 2026
Cybersecurity researchers have discovered a critical "by design" weakness in the Model Context Protocol's (MCP) architecture that could pave the way for remote code execution and have a cascading effect on the artificial intelligence (AI) supply chain. "This flaw enables Arbitrary Command Execution (RCE) on any system running a vulnerable MCP implementation, granting attackers direct access to

Affected AI Products

model context protocol anthropic