memory_listDocuments
AI agents call memory_listDocuments to retrieve information from Chain Debugger MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool appears to retrieve or enumerate documents from memory without side effects. Given the empty description, confidence is moderate but the 'list' operation pattern and naming convention classify this as a Read action with low severity—it queries data without altering or executing external operations.
From the tool's definition Tool name 'memory_listDocuments' indicates a listing/retrieval operation. Description is empty, limiting direct evidence, but the name strongly suggests querying stored documents without modification.
Attacks that exploit this kind of access
memory_listDocuments. It is categorised as a Read tool in the Chain Debugger MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Chain Debugger MCP Server MCP server in PolicyLayer and add a rule for memory_listDocuments: 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 Chain Debugger MCP Server. Nothing to install.
memory_listDocuments 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 memory_listDocuments 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 memory_listDocuments. 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.
memory_listDocuments is provided by the Chain Debugger MCP Server MCP server (optimusopus/chain-debugger-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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