Retrieves a file\
AI agents call retrieve_files_sharing to retrieve information from Wpm Mcp Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool fetches or queries file data without altering, deleting, or executing anything. Despite the server handling financial operations (payments, refunds, auto_payments), this specific tool is a simple data retrieval operation. The blast radius of misuse is limited to unauthorized access to file metadata or contents, not financial or destructive harm.
From the tool's definition Tool name is 'retrieve_files_sharing' and description states 'Retrieves a file' — the verb 'retrieves' indicates a read operation with no modification or side effects.
Attacks that exploit this kind of access
Retrieves a file\. It is categorised as a Read tool in the Wpm Mcp Server MCP Server, which means it retrieves data without modifying state.
Register the Wpm Mcp Server MCP server in PolicyLayer and add a rule for retrieve_files_sharing: 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 Wpm Mcp Server. Nothing to install.
retrieve_files_sharing 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 retrieve_files_sharing 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 retrieve_files_sharing. 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.
retrieve_files_sharing is provided by the Wpm Mcp Server MCP server (wpm-mcp-server-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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