acf_create_field_group

Create an ACF field group with fields (active, shown in REST, labels on top)

SERVERWordpress SOURCE@cavort-it-systems/wordpress-mcp

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/io-github-cvrt-jh-wordpress-mcp/acf-create-field-group.md

WHAT IT DOES

What acf_create_field_group does on Wordpress

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

RISK

Why acf_create_field_group is rated Medium

Creates new ACF field groups; reversible modification with moderate blast radius on WordPress site structure.

From the tool's definition Create an ACF field group with fields

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs acf_create_field_group safely

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

acf_create_field_group Rate-limited

acf_create_field_group 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": {
    "acf_create_field_group": {
      "limits": [
        {
          "counter": "acf_create_field_group_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 Wordpress, apply this rule, and every acf_create_field_group call is checked against it from then on.

FAQ

Questions about acf_create_field_group

What does the acf_create_field_group tool do? +

Create an ACF field group with fields (active, shown in REST, labels on top). It is categorised as a Write tool in the Wordpress MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on acf_create_field_group? +

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

What risk level is acf_create_field_group? +

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

Can I rate-limit acf_create_field_group? +

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

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

acf_create_field_group is provided by the Wordpress MCP server (@cavort-it-systems/wordpress-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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