# mautic_update_contact_field

Update a custom contact field

Agent View of the PolicyLayer registry record for `mautic_update_contact_field`. HTML page: https://policylayer.com/tools/esanum-mcp-mautic/mautic-update-contact-field

## Facts

- Tool: `mautic_update_contact_field`
- Server: Mcp Mautic (`esanum/mcp-mautic`) — https://policylayer.com/tools/esanum-mcp-mautic.md
- Homepage: https://github.com/esanum/mcp-mautic
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

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

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

## Why mautic_update_contact_field is rated Medium

This tool creates or modifies contact field data reversibly. It updates custom fields associated with a contact record, which is a write operation. The severity is medium because unauthorized or erroneous field updates could corrupt contact records and disrupt marketing automation workflows, but the change is reversible (fields can be corrected).

From the tool's own definition: "Tool name 'mautic_update_contact_field' and description 'Update a custom contact field' indicate modification of existing contact data."

## Use case

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

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Mcp Mautic:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "mautic_update_contact_field": {
      "limits": [
        {
          "counter": "mautic_update_contact_field_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Mcp Mautic (228)

- `mautic_batch_delete_contacts` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-batch-delete-contacts.md
- `mautic_campaign_force_reentry` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-campaign-force-reentry.md
- `mautic_contact_gdpr_erase` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-contact-gdpr-erase.md
- `mautic_delete_asset` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-asset.md
- `mautic_delete_campaign` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-campaign.md
- `mautic_delete_category` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-category.md
- `mautic_delete_company` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-company.md
- `mautic_delete_company_field` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-company-field.md
- `mautic_delete_contact` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-contact.md
- `mautic_delete_contact_field` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-contact-field.md
- `mautic_delete_dynamic_content` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-dynamic-content.md
- `mautic_delete_email` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-email.md
- `mautic_delete_file` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-file.md
- `mautic_delete_focus` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-focus.md
- `mautic_delete_form` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-form.md
- `mautic_delete_form_action` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-form-action.md
- `mautic_delete_form_field` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-form-field.md
- `mautic_delete_message` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-message.md
- `mautic_delete_note` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-note.md
- `mautic_delete_notification` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-notification.md
- `mautic_delete_page` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-page.md
- `mautic_delete_point_action` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-point-action.md
- `mautic_delete_point_group` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-point-group.md
- `mautic_delete_point_trigger` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-point-trigger.md
- `mautic_delete_role` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-role.md
- `mautic_delete_segment` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-segment.md
- `mautic_delete_sms` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-sms.md
- `mautic_delete_stage` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-stage.md
- `mautic_delete_tag` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-tag.md
- `mautic_delete_user` — Destructive — https://policylayer.com/tools/esanum-mcp-mautic/mautic-delete-user.md
- …and 198 more: https://policylayer.com/tools/esanum-mcp-mautic.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=esanum-mcp-mautic · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/esanum-mcp-mautic