AI agents call templates_list_tags to retrieve information from Piwik PRO MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries tag template data from Piwik PRO without side effects. No data is created, modified, deleted, or destroyed. The operation is read-only, consistent with other similar 'list' operations in the sibling tools. Low severity due to minimal blast radius if misused—an AI agent listing tags poses minimal risk.
From the tool's definition Tool name 'templates_list_tags' indicates a listing/query operation. The 'list' verb and context within a Piwik PRO analytics management server suggest retrieval of tag templates without modification.
Documented attack patterns abuse exactly the kind of access templates_list_tags gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Piwik PRO MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for templates_list_tags:
{
"version": "1",
"default": "deny",
"tools": {
"templates_list_tags": {}
}
}templates_list_tags is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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templates_list_tags. It is categorised as a Read tool in the Piwik PRO MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Piwik PRO MCP Server MCP server in PolicyLayer and add a rule for templates_list_tags: 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 Piwik PRO MCP Server. Nothing to install.
templates_list_tags 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 templates_list_tags 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 templates_list_tags. 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.
templates_list_tags is provided by the Piwik PRO MCP Server MCP server (piwikpro/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Piwik PRO 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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66 Piwik PRO MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.