List the logged-in user
AI agents call LIST_MY_VISA_BOOKINGS to retrieve information from Travel Agent 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 visa booking information for the authenticated user—a read-only operation with no side effects. It does not create, modify, or delete data. Severity is medium rather than low because it exposes personal travel/visa booking information that could be sensitive if misused by an agent (e.g., to profile the user or extract PII), but the impact is limited to data disclosure rather than financial or…
From the tool's definition Tool name 'LIST_MY_VISA_BOOKINGS' and description 'List the logged-in user' indicate a retrieval operation that queries and returns user data without modifying it.
Attacks that exploit this kind of access
List the logged-in user. It is categorised as a Read tool in the Travel Agent MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Travel Agent MCP Server MCP server in PolicyLayer and add a rule for LIST_MY_VISA_BOOKINGS: 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 Travel Agent MCP Server. Nothing to install.
LIST_MY_VISA_BOOKINGS 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_MY_VISA_BOOKINGS 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_MY_VISA_BOOKINGS. 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_MY_VISA_BOOKINGS is provided by the Travel Agent MCP Server MCP server (nxgnosis/travelagentmcp). 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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