mysql_show_status
Show server status variables.
This record as markdown: /tools/io-github-neverinfamous-mysql-mcp/mysql-show-status.md
What mysql_show_status does on Mysql Mcp
AI agents call mysql_show_status to retrieve information from Mysql Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why mysql_show_status is rated Low
This tool retrieves server status variables, which is a non-destructive query operation. It has no side effects, does not execute arbitrary code, and does not modify any data. The blast radius of misuse is minimal—an agent could only gather information about the database server's operational state. Classification as Read is appropriate.
From the tool's definition Tool name 'mysql_show_status' and description 'Show server status variables' indicate a read-only operation that retrieves and displays server status information without modifying data.
Attacks that exploit this kind of access
The rule that runs mysql_show_status safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mysql Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For mysql_show_status, this is the rule to start with:
mysql_show_status is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mysql Mcp, apply this rule, and every mysql_show_status call is checked against it from then on.
Questions about mysql_show_status
Show server status variables. It is categorised as a Read tool in the Mysql Mcp MCP Server, which means it retrieves data without modifying state.
Register the Mysql MCP server in PolicyLayer and add a rule for mysql_show_status: 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 Mysql Mcp. Nothing to install.
mysql_show_status 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 mysql_show_status 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 mysql_show_status. 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.
mysql_show_status is provided by the Mysql MCP server (oci:docker.io/writenotenow/mysql-mcp:v1.0.0). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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