Critical Risk →

liara_delete_database

Delete a database

How to control liara_delete_database ↓

What liara_delete_database does on Liara MCP Server

AI agents call liara_delete_database to permanently remove resources in Liara MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

Critical Risk

Why liara_delete_database needs a policy

Deleting a database is an irreversible operation that destroys all data contained within it. This cannot be undone and represents complete data loss. The blast radius is critical as an AI agent misusing this tool could destroy production databases, customer data, and cause severe operational impact. This clearly fits the Destructive category, which supersedes all others in severity hierarchy.

From the tool's definition Tool name is 'liara_delete_database' and description states 'Delete a database'. The verb 'delete' combined with a database resource is definitional destructive action that irreversibly removes data.

Documented attack patterns abuse exactly the kind of access liara_delete_database gives an agent:

How to control liara_delete_database

PolicyLayer is an MCP gateway — it sits between your AI agents and Liara MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for liara_delete_database:

policy.json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "liara_delete_database"
  ]
}

liara_delete_database disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.

  1. Create a free account and register Liara MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about liara_delete_database

What does the liara_delete_database tool do? +

Delete a database. It is categorised as a Destructive tool in the Liara MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on liara_delete_database? +

Register the Liara MCP Server MCP server in PolicyLayer and add a rule for liara_delete_database: 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 Liara MCP Server. Nothing to install.

What risk level is liara_delete_database? +

liara_delete_database is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit liara_delete_database? +

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

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

liara_delete_database is provided by the Liara MCP Server MCP server (razavioo/liara-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Liara MCP Server tool call.

Start from Liara 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.

108 Liara MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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