wa_group_update_description

Change the description of a WhatsApp group.

SERVERWA MCP SOURCEdelltrak/wamcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/delltrak-wamcp/wa-group-update-description.md

WHAT IT DOES

What wa_group_update_description does on WA MCP

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

RISK

Why wa_group_update_description is rated Medium

This tool modifies group metadata (description) but does not delete data or cause irreversible changes. The modification is reversible—the description can be changed again or restored. It does not execute arbitrary commands, move money, or destroy data. It falls clearly into the Write category.

From the tool's definition Tool description: 'Change the description of a WhatsApp group.' The verb 'change' indicates modification of existing data (the group description) in a reversible manner. This is a write operation on group metadata.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs wa_group_update_description safely

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

wa_group_update_description Rate-limited

wa_group_update_description 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": {
    "wa_group_update_description": {
      "limits": [
        {
          "counter": "wa_group_update_description_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about wa_group_update_description

What does the wa_group_update_description tool do? +

Change the description of a WhatsApp group. It is categorised as a Write tool in the WA MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on wa_group_update_description? +

Register the WA MCP server in PolicyLayer and add a rule for wa_group_update_description: 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 WA MCP. Nothing to install.

What risk level is wa_group_update_description? +

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

Can I rate-limit wa_group_update_description? +

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

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

wa_group_update_description is provided by the WA MCP server (delltrak/wamcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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