read_book

Get details of a specific book by ID or name.

SERVERBookStack MCP Server SOURCEderron-knox/bookstack-mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/derron-knox-bookstack-mcp-server/read-book.md

WHAT IT DOES

What read_book does on BookStack MCP Server

AI agents call read_book to retrieve information from BookStack MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why read_book is rated Low

This tool retrieves book metadata without creating, modifying, or deleting data. It is a straightforward query operation with no destructive or state-changing effects.

From the tool's definition Tool name 'read_book' and description 'Get details of a specific book by ID or name' indicate retrieval without modification. No side effects mentioned.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs read_book safely

PolicyLayer is an MCP gateway: it sits between your AI agents and BookStack MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For read_book, this is the rule to start with:

read_book Allowed

read_book is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "read_book": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect BookStack MCP Server, apply this rule, and every read_book call is checked against it from then on.

FAQ

Questions about read_book

What does the read_book tool do? +

Get details of a specific book by ID or name. It is categorised as a Read tool in the BookStack MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on read_book? +

Register the BookStack MCP Server MCP server in PolicyLayer and add a rule for read_book: 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 BookStack MCP Server. Nothing to install.

What risk level is read_book? +

read_book is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit read_book? +

Yes. Add a rate_limit block to the read_book 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.

How do I block read_book completely? +

Set action: deny in the PolicyLayer policy for read_book. 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.

What MCP server provides read_book? +

read_book is provided by the BookStack MCP Server MCP server (derron-knox/bookstack-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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