AI agents call get_text_content to retrieve information from Mcp Playwright without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves text content from page elements, which is a read-only operation with no side effects. It extracts data without altering the browser state or web page content. The blast radius of misuse is minimal—at worst, an agent could read sensitive text displayed on a page, but cannot execute commands, delete data, or perform financial operations.
From the tool's definition Tool name 'get_text_content' and description indicating retrieval of element text content. No modification, deletion, or code execution capabilities.
Documented attack patterns abuse exactly the kind of access get_text_content gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Mcp Playwright, and nothing reaches the server without passing your rules. This is the rule we recommend for get_text_content:
{
"version": "1",
"default": "deny",
"tools": {
"get_text_content": {}
}
}get_text_content is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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获取元素文本内容. It is categorised as a Read tool in the Mcp Playwright MCP Server, which means it retrieves data without modifying state.
Register the Mcp Playwright MCP server in PolicyLayer and add a rule for get_text_content: 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 Playwright. Nothing to install.
get_text_content 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 get_text_content 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 get_text_content. 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.
get_text_content is provided by the Mcp Playwright MCP server (ma-pony/mcp-playwright). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Mcp Playwright, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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12 Mcp Playwright tools catalogued and risk-classified — across an index of 43,000+ MCP servers.