bitrix_comment_add · Email MCP Server MCP: Risk & Policy

WHAT IT DOES

What bitrix_comment_add does on Email MCP Server

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

WHY IT NEEDS A POLICY

Why bitrix_comment_add needs a policy

This tool creates new content (comments) in a reversible manner. While it modifies state by adding data to tasks, the operation is not destructive and does not delete or irreversibly alter existing data.

From the tool's definition Tool name contains 'add' and description states 'Add a comment to a task' - this creates new data (a comment) in the Bitrix24 system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

bitrix_comment_add Rate-limited

bitrix_comment_add 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": {
    "bitrix_comment_add": {
      "limits": [
        {
          "counter": "bitrix_comment_add_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 Email MCP Server, so you can run agents against it safely.

FAQ

Questions about bitrix_comment_add

What does the bitrix_comment_add tool do? +

Add a comment to a task in Bitrix24. It is categorised as a Write tool in the Email 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 bitrix_comment_add? +

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

What risk level is bitrix_comment_add? +

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

Can I rate-limit bitrix_comment_add? +

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

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

bitrix_comment_add is provided by the Email MCP Server MCP server (sventern/mcp_email). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

bitrix_comment_add is one line of Email MCP Server's registry record.

The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.

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