show_session_variables

A read tool on the Mcp Windows MCP server.

SERVERMcp Windows SOURCEmukul975/mcp-windows-automation

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mukul975-mcp-windows-automation/show-session-variables.md

WHAT IT DOES

What show_session_variables does on Mcp Windows

AI agents call show_session_variables to retrieve information from Mcp Windows without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why show_session_variables is rated Low

This tool retrieves and displays session variables for inspection only. There are no side effects, no data modifications, no code execution, and no irreversible actions. It is purely informational, matching the Read category definition of retrieving or querying data without side effects.

From the tool's definition Tool name 'show_session_variables' and description 'Show session variables' indicate a retrieval operation that displays existing session state without modification, deletion, or execution of external operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs show_session_variables safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Windows, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For show_session_variables, this is the rule to start with:

show_session_variables Allowed

show_session_variables is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "show_session_variables": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Windows, apply this rule, and every show_session_variables call is checked against it from then on.

FAQ

Questions about show_session_variables

What does the show_session_variables tool do? +

show_session_variables is a read tool on the Mcp Windows MCP server. It is categorised as a Read tool in the Mcp Windows MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on show_session_variables? +

Register the Mcp Windows MCP server in PolicyLayer and add a rule for show_session_variables: 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 Mcp Windows. Nothing to install.

What risk level is show_session_variables? +

show_session_variables is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit show_session_variables? +

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

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

show_session_variables is provided by the Mcp Windows MCP server (mukul975/mcp-windows-automation). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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