vault_get_folder_contents
AI agents call vault_get_folder_contents to retrieve information from Vault 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 and lists the contents of a folder from the Vault server without modifying, executing, or deleting anything. It is a read-only data access operation consistent with the server's stated purpose of browsing and reading data. The 'get' verb and analogy to sibling tools confirm classification as Read.
From the tool's definition Tool name 'vault_get_folder_contents' uses the verb 'get', and the server is described as enabling AI assistants to 'browse, search, and read data' from Vault.
Attacks that exploit this kind of access
vault_get_folder_contents. It is categorised as a Read tool in the Vault MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Vault MCP Server MCP server in PolicyLayer and add a rule for vault_get_folder_contents: 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 Vault MCP Server. Nothing to install.
vault_get_folder_contents 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 vault_get_folder_contents 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 vault_get_folder_contents. 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.
vault_get_folder_contents is provided by the Vault MCP Server MCP server (muhammadtaimur/vault-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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