# acf_get_post_field

Get a single ACF field value for a post

Agent View of the PolicyLayer registry record for `acf_get_post_field`. HTML page: https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/acf-get-post-field

## Facts

- Tool: `acf_get_post_field`
- Server: Wordpress (`@cavort-it-systems/wordpress-mcp`) — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp.md
- Install: `npx -y @cavort-it-systems/wordpress-mcp`
- Homepage: https://github.com/cvrt-jh/wordpress-mcp
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "acf_get_post_field",
    "arguments": {}
  }
}
```

## Why acf_get_post_field is rated Low

This tool retrieves a single ACF (Advanced Custom Fields) field value associated with a WordPress post. It performs a read-only query operation with no side effects, no data modification, and no destructive actions. The blast radius of misuse is minimal—an attacker could only access post field data they already have permission to view.

From the tool's own definition: "Tool name is 'acf_get_post_field' and description states it will 'Get a single ACF field value for a post'. The verb 'Get' indicates data retrieval without modification."

## Use case

AI agents call acf_get_post_field to retrieve information from Wordpress without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Wordpress:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "acf_get_post_field": {}
  }
}
```

## Other tools on Wordpress (313)

- `acf_delete_field_group` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/acf-delete-field-group.md
- `fields_delete_definition` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/fields-delete-definition.md
- `fort_cache_purge` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/fort-cache-purge.md
- `legal_delete_section` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/legal-delete-section.md
- `legal_put_document` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/legal-put-document.md
- `legal_reset_accessibility_report` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/legal-reset-accessibility-report.md
- `legal_restore_generator` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/legal-restore-generator.md
- `mcp_bulk_delete_media` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-bulk-delete-media.md
- `mcp_clean_comments` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-clean-comments.md
- `mcp_clean_revisions` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-clean-revisions.md
- `mcp_delete_cpt_post` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-cpt-post.md
- `mcp_delete_media` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-media.md
- `mcp_delete_menu` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-menu.md
- `mcp_delete_menu_item` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-menu-item.md
- `mcp_delete_option` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-option.md
- `mcp_delete_term` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-term.md
- `mcp_delete_theme` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-theme.md
- `mcp_delete_user` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-user.md
- `mcp_delete_widget` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-delete-widget.md
- `mcp_flush_cache` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/mcp-flush-cache.md
- `seo_clear_monitor_log` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/seo-clear-monitor-log.md
- `seo_delete_post_seo` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/seo-delete-post-seo.md
- `seo_delete_redirect` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/seo-delete-redirect.md
- `seo_delete_term_seo` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/seo-delete-term-seo.md
- `stripe_recreate_webhook` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/stripe-recreate-webhook.md
- `woo_delete_category` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/woo-delete-category.md
- `woo_delete_coupon` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/woo-delete-coupon.md
- `woo_delete_product` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/woo-delete-product.md
- `woo_delete_variation` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/woo-delete-variation.md
- `woo_helper_create_invoice` — Destructive — https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp/woo-helper-create-invoice.md
- …and 283 more: https://policylayer.com/tools/io-github-cvrt-jh-wordpress-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-cvrt-jh-wordpress-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-cvrt-jh-wordpress-mcp