Get console messages from the browser
AI agents call getConsoleMessages to retrieve information from PlayMCP Browser Automation Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves console messages that have already been logged by the browser, without modifying or executing anything. It is a passive read operation that queries existing browser state. The severity is low because console messages are generally non-sensitive diagnostic data, and the blast radius of misuse is minimal—an AI agent could only view existing logs, not modify, delete, or execute operations.
From the tool's definition Tool name is 'getConsoleMessages' and description states it 'Get console messages from the browser' — a retrieval operation with no side effects.
Documented attack patterns abuse exactly the kind of access getConsoleMessages gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and PlayMCP Browser Automation Server, and nothing reaches the server without passing your rules. This is the rule we recommend for getConsoleMessages:
{
"version": "1",
"default": "deny",
"tools": {
"getConsoleMessages": {}
}
} getConsoleMessages is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get console messages from the browser. It is categorised as a Read tool in the PlayMCP Browser Automation Server MCP Server, which means it retrieves data without modifying state.
Register the PlayMCP Browser Automation Server MCP server in PolicyLayer and add a rule for getConsoleMessages: 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 PlayMCP Browser Automation Server. Nothing to install.
getConsoleMessages 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 getConsoleMessages 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 getConsoleMessages. 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.
getConsoleMessages is provided by the PlayMCP Browser Automation Server MCP server (jomon003/playmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from PlayMCP Browser Automation Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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38 PlayMCP Browser Automation Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.