create_slack_poll · Slack MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_slack_poll does on Slack MCP Server

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

WHY IT NEEDS A POLICY

Why create_slack_poll needs a policy

Creating a poll is a reversible Write action - it creates new content in the Slack workspace but does not execute arbitrary code, delete data, or move funds. The blast radius is medium because malicious polls could spread misinformation or spam within a workspace, but the action can be undone by deletion.

From the tool's definition Tool creates an interactive poll in Slack workspace (criar enquete = create poll). Polls are new data objects created in the workspace that persist and can be viewed/voted on by users.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_slack_poll Rate-limited

create_slack_poll 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": {
    "create_slack_poll": {
      "limits": [
        {
          "counter": "create_slack_poll_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 Slack MCP Server, so you can run agents against it safely.

FAQ

Questions about create_slack_poll

What does the create_slack_poll tool do? +

Criar enquete interativa no Slack. It is categorised as a Write tool in the Slack 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 create_slack_poll? +

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

What risk level is create_slack_poll? +

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

Can I rate-limit create_slack_poll? +

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

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

create_slack_poll is provided by the Slack MCP Server MCP server (will2023a/mcp-slack). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

// THE FULL RECORD

create_slack_poll is one line of Slack 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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