High-risk tools in Persistent Shell MCP
5 of the 8 tools in Persistent Shell MCP are classified as high risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at high risk
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create_workspaceExecuteCreate a new isolated workspace for commands.
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execute_commandExecuteExecute a shell command in the background \
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send_inputExecuteSend input to a running process in a specified window.
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start_processExecuteStart a long-running or interactive process. Defaults to the background
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stop_processExecuteStop the currently running process in the exec window (sends Ctrl+C).
Attacks that target this class
High-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.