bookstack_create_chapter · BookStack MCP Server MCP

WHAT IT DOES

What bookstack_create_chapter does on BookStack MCP Server

AI agents use bookstack_create_chapter to create or update resources in BookStack MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your BookStack MCP Server environment.

WHY IT NEEDS A POLICY

Why bookstack_create_chapter needs a policy

This tool creates new documentation content (chapters) which is reversible through deletion. It modifies the BookStack database by adding a new entity, but does not execute arbitrary code, delete data irreversibly, or move money. Creation operations are Write-category per the classification rules.

From the tool's definition Tool name 'bookstack_create_chapter' and description 'Create a new chapter in a book' indicate data creation. Server description confirms 'CRUD operations for books, chapters, and pages.'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

bookstack_create_chapter Rate-limited

bookstack_create_chapter stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "bookstack_create_chapter": {
      "limits": [
        {
          "counter": "bookstack_create_chapter_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches BookStack MCP Server, so you can run agents against it safely.

FAQ

Questions about bookstack_create_chapter

What does the bookstack_create_chapter tool do? +

Create a new chapter in a book. It is categorised as a Write tool in the BookStack MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on bookstack_create_chapter? +

Register the BookStack MCP Server MCP server in PolicyLayer and add a rule for bookstack_create_chapter: 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 bookstack_create_chapter? +

bookstack_create_chapter is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit bookstack_create_chapter? +

Yes. Add a rate_limit block to the bookstack_create_chapter 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 bookstack_create_chapter completely? +

Set action: deny in the PolicyLayer policy for bookstack_create_chapter. 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 bookstack_create_chapter? +

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