Look up memories in Weaviate. Use this tool when you need to: \n
AI agents call weaviate-find-memories to retrieve information from Weaviate MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a lookup (retrieval) operation against a vector database. The verb 'look up' and the context of searching through stored memories confirms this is a Read operation. No data is created, modified, or deleted. The severity is low because read-only access to a vector database poses minimal risk—the worst case is information disclosure rather than destructive or financial harm.
From the tool's definition Tool name 'weaviate-find-memories' and description 'Look up memories in Weaviate' indicate a query/retrieval operation with no modification of data.
Attacks that exploit this kind of access
Look up memories in Weaviate. Use this tool when you need to: \n. It is categorised as a Read tool in the Weaviate MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Weaviate MCP Server MCP server in PolicyLayer and add a rule for weaviate-find-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 Weaviate MCP Server. Nothing to install.
weaviate-find-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 weaviate-find-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 weaviate-find-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.
weaviate-find-memories is provided by the Weaviate MCP Server MCP server (sndani/mcp-localhost-server-weaviate). 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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