List all databases/data sources in MindsDB.
AI agents call list_databases to retrieve information from MindsDB MySQL MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns information about available databases without modifying, executing code, deleting data, or moving funds. It is a straightforward read-only operation that falls cleanly into the Read category with low severity, as listing databases poses minimal security risk even if misused by an AI agent.
From the tool's definition Tool name 'list_databases' and description 'List all databases/data sources in MindsDB' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
List all databases/data sources in MindsDB. It is categorised as a Read tool in the MindsDB MySQL MCP Server MCP Server, which means it retrieves data without modifying state.
Register the MindsDB MySQL MCP Server MCP server in PolicyLayer and add a rule for list_databases: 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 MindsDB MySQL MCP Server. Nothing to install.
list_databases is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_databases 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 list_databases. 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.
list_databases is provided by the MindsDB MySQL MCP Server MCP server (nikhgupta/mindsdb-mysql-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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