List all long-term memory names and their basic information.
AI agents call list_long_term_memories to retrieve information from Memory 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 displays existing memory records without creating, modifying, deleting, or executing operations. It is purely informational with no side effects. The low severity reflects minimal risk even in misuse scenarios, as listing memory metadata poses no destructive or harmful capability.
From the tool's definition Tool name is 'list_long_term_memories' and description states it 'List all long-term memory names and their basic information.' The verb 'list' and action of retrieving/querying memory metadata with no modification capability are characteristic of read-only…
Attacks that exploit this kind of access
List all long-term memory names and their basic information. It is categorised as a Read tool in the Memory MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Memory MCP Server MCP server in PolicyLayer and add a rule for list_long_term_memories: 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 Memory MCP Server. Nothing to install.
list_long_term_memories 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_long_term_memories 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_long_term_memories. 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_long_term_memories is provided by the Memory MCP Server MCP server (win10ogod/memory-mcp-server). 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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