runbox_read_file
Read the content of a file from an existing Runbox linux sandbox
This record as markdown: /tools/11cafe-website-publisher-mcp/runbox-read-file.md
What runbox_read_file does on Runbox Website Builder MCP
AI agents call runbox_read_file to retrieve information from Runbox Website Builder MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why runbox_read_file is rated Low
This tool retrieves file contents from a sandbox environment without side effects. It is a straightforward read operation analogous to 'cat' or 'get' commands. While the sandbox context involves a coding environment, this specific tool only accesses data and does not execute, modify, or delete anything.
From the tool's definition Tool name and description explicitly state 'Read the content of a file' with no modification, deletion, or execution capabilities.
Attacks that exploit this kind of access
The rule that runs runbox_read_file safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Runbox Website Builder MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For runbox_read_file, this is the rule to start with:
runbox_read_file is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Runbox Website Builder MCP, apply this rule, and every runbox_read_file call is checked against it from then on.
Questions about runbox_read_file
Read the content of a file from an existing Runbox linux sandbox. It is categorised as a Read tool in the Runbox Website Builder MCP MCP Server, which means it retrieves data without modifying state.
Register the Runbox Website Builder MCP server in PolicyLayer and add a rule for runbox_read_file: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Runbox Website Builder MCP. Nothing to install.
runbox_read_file is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the runbox_read_file rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for runbox_read_file. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
runbox_read_file is provided by the Runbox Website Builder MCP server (11cafe/website-publisher-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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