list_console_messages

List all console messages for the currently selected page since the last navigation.

SERVERJs Reverse SOURCE1600822305/js-reverse-mcp

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/1600822305-js-reverse-mcp/list-console-messages.md

WHAT IT DOES

What list_console_messages does on Js Reverse

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

RISK

Why list_console_messages is rated Low

This tool retrieves historical console messages from a browser page without modifying, executing, or deleting any data. It is a passive inspection capability used for debugging and analysis. The blast radius of misuse is minimal—an AI agent could only exfiltrate information that was already logged by the application, posing no risk to data integrity or system state.

From the tool's definition Tool name is 'list_console_messages' and description states it 'List[s] all console messages for the currently selected page since the last navigation.' The verb 'list' and action of retrieving/querying console output indicates a read-only operation with no…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_console_messages safely

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

list_console_messages Allowed

list_console_messages 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": {
    "list_console_messages": {}
  }
}

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

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

FAQ

Questions about list_console_messages

What does the list_console_messages tool do? +

List all console messages for the currently selected page since the last navigation. It is categorised as a Read tool in the Js Reverse MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_console_messages? +

Register the Js Reverse MCP server in PolicyLayer and add a rule for list_console_messages: 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 Js Reverse. Nothing to install.

What risk level is list_console_messages? +

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

Can I rate-limit list_console_messages? +

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

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

list_console_messages is provided by the Js Reverse MCP server (1600822305/js-reverse-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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