List all folders, tags, and labels with their unread counts. Note: only unread_count is available here; total_count (including read items) requires a separate get_article_ids call per tag. Costs 1 Zone 1 request.
AI agents call list_folders_and_tags to retrieve information from Inoreader without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves organizational metadata (folders, tags, labels, and their unread counts) without modifying or deleting any data. It is a straightforward read operation with minimal security risk. The blast radius of misuse is confined to information disclosure of the user's RSS organization structure.
From the tool's definition Tool lists folders, tags, and labels with unread counts - described as a retrieval operation that 'List all folders, tags, and labels'. No modification, deletion, or execution of code/commands is performed.
Attacks that exploit this kind of access
List all folders, tags, and labels with their unread counts. Note: only unread_count is available here; total_count (including read items) requires a separate get_article_ids call per tag. Costs 1 Zone 1 request. It is categorised as a Read tool in the Inoreader MCP Server, which means it retrieves data without modifying state.
Register the Inoreader MCP server in PolicyLayer and add a rule for list_folders_and_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 Inoreader. Nothing to install.
list_folders_and_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 list_folders_and_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 list_folders_and_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.
list_folders_and_tags is provided by the Inoreader MCP server (justmytwospence/inoreader-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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