acf_delete_field_group
Delete an ACF field group and its fields (stored post values are kept)
This record as markdown: /tools/io-github-cvrt-jh-wordpress-mcp/acf-delete-field-group.md
What acf_delete_field_group does on Wordpress
AI agents call acf_delete_field_group to permanently remove resources in Wordpress, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why acf_delete_field_group is rated Critical
Irreversibly deletes field group structure; cannot be undone without restores.
From the tool's definition Delete an ACF field group and its fields
Attacks that exploit this kind of access
The rule that runs acf_delete_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_delete_field_group, this is the rule to start with:
acf_delete_field_group is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Wordpress, apply this rule, and every acf_delete_field_group call is checked against it from then on.
Questions about acf_delete_field_group
Delete an ACF field group and its fields (stored post values are kept). It is categorised as a Destructive tool in the Wordpress MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Wordpress MCP server in PolicyLayer and add a rule for acf_delete_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.
acf_delete_field_group is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the acf_delete_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.
Set action: deny in the PolicyLayer policy for acf_delete_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.
acf_delete_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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