Lists all Facebook Pages managed by the authenticated user. IMPORTANT: Call this tool first before any page or Instagram operations — it caches the page access tokens needed for subsequent calls. Returns: - id: Page ID (needed for other tools) - name: Page name - category: Page category - fan_cou...
AI agents call meta_list_pages to retrieve information from Meta MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a Read operation—it queries and retrieves existing data without side effects. However, the severity is elevated to 'medium' rather than 'low' because the returned page IDs and access tokens enable subsequent writes, destructive, or financial operations on those pages if an AI agent misuses this information in combination with other tools.
From the tool's definition Tool performs a listing/query operation ('Lists all Facebook Pages') that retrieves metadata about pages managed by the user. Returns only read-only information: id, name, category, fan_count, followers_count, link, and linked Instagram account identifiers.
Documented attack patterns abuse exactly the kind of access meta_list_pages gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Meta MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for meta_list_pages:
{
"version": "1",
"default": "deny",
"tools": {
"meta_list_pages": {}
}
} meta_list_pages is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Lists all Facebook Pages managed by the authenticated user. IMPORTANT: Call this tool first before any page or Instagram operations — it caches the page access tokens needed for subsequent calls. Returns: - id: Page ID (needed for other tools) - name: Page name - category: Page category - fan_count: Number of likes - followers_count: Number of followers - link: Page URL - instagram_business_account.id: Linked Instagram account ID (if any) Tip: The page tokens are cached automatically. You do not need to manage them manually. It is categorised as a Read tool in the Meta MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Meta MCP Server MCP server in PolicyLayer and add a rule for meta_list_pages: 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 Meta MCP Server. Nothing to install.
meta_list_pages 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 meta_list_pages 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 meta_list_pages. 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.
meta_list_pages is provided by the Meta MCP Server MCP server (oliverames/meta-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Meta MCP 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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200 Meta MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.