List Fabler Labs
AI agents call fabler_list_products to retrieve information from X402 Tools without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool appears to retrieve or enumerate product information from Fabler Labs, which is a read-only operation with no side effects. No data is modified, deleted, or financial transactions are initiated. The low severity reflects the informational nature of the output, though listed products could theoretically inform targeting decisions by an agent.
From the tool's definition Tool name 'fabler_list_products' combined with description 'List Fabler Labs' indicates a retrieval/query operation with no modification or destructive capability.
Attacks that exploit this kind of access
List Fabler Labs. It is categorised as a Read tool in the X402 Tools MCP Server, which means it retrieves data without modifying state.
Register the X402 Tools MCP server in PolicyLayer and add a rule for fabler_list_products: 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 X402 Tools. Nothing to install.
fabler_list_products 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 fabler_list_products 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 fabler_list_products. 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.
fabler_list_products is provided by the X402 Tools MCP server (fablerlabs/x402-tools). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
fabler_list_products is one line of X402 Tools's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
Teams ship this data inside their own products. See what a licence covers →