change_vote · WhatsApp MCP Automation MCP: Risk & Policy

WHAT IT DOES

What change_vote does on WhatsApp MCP Automation

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

WHY IT NEEDS A POLICY

Why change_vote needs a policy

This tool modifies poll voting data but does not execute code, destroy data irreversibly, or involve financial transactions. It fits the Write category as it updates data reversibly.

From the tool's definition Tool name 'change_vote' and description 'Change an existing vote on a poll' indicate modification of existing poll data. The action is reversible (a vote can be changed again), and is not destructive or executable in nature.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

change_vote Rate-limited

change_vote 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": {
    "change_vote": {
      "limits": [
        {
          "counter": "change_vote_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 WhatsApp MCP Automation, so you can run agents against it safely.

FAQ

Questions about change_vote

What does the change_vote tool do? +

Change an existing vote on a poll. It is categorised as a Write tool in the WhatsApp MCP Automation MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on change_vote? +

Register the WhatsApp MCP Automation MCP server in PolicyLayer and add a rule for change_vote: 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 WhatsApp MCP Automation. Nothing to install.

What risk level is change_vote? +

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

Can I rate-limit change_vote? +

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

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

change_vote is provided by the WhatsApp MCP Automation MCP server (priyasogani8-star/whatsapp-mcp-automation). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.