AI agents call users_delete to permanently remove resources in Ghost MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool deletes users from Ghost CMS, which is an irreversible operation that cannot be undone through normal application operations. User deletion destroys associated data and access credentials. The blast radius is significant: unauthorized deletion could disable legitimate accounts, compromise site administration, or disrupt editorial workflows.
From the tool's definition Tool name 'users_delete' indicates irreversible deletion of user data from a Ghost CMS system. The sibling tools show a pattern of CRUD operations on the server, with '_delete' variants (invites_delete, members_delete) confirming that delete operations on…
Documented attack patterns abuse exactly the kind of access users_delete gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Ghost MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for users_delete:
{
"version": "1",
"default": "deny",
"hide": [
"users_delete"
]
}users_delete disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.
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users_delete. It is categorised as a Destructive tool in the Ghost MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Ghost MCP Server MCP server in PolicyLayer and add a rule for users_delete: 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 Ghost MCP Server. Nothing to install.
users_delete 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 users_delete 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 users_delete. 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.
users_delete is provided by the Ghost MCP Server MCP server (mfydev/ghost-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Ghost MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
42 Ghost MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.