List hotspot/guest-portal vouchers at a site. Returns: id, code, name, createdAt, activatedAt (when first guest used it), expiresAt, timeLimitMinutes, dataUsageLimitMBytes, rxRateLimitKbps, txRateLimitKbps, authorizedGuestLimit, authorizedGuestCount, expired. Use filter like
AI agents call unifi_list_vouchers to retrieve information from UniFi Network 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 queries voucher information from a UniFi network site without creating, modifying, or deleting data. It has no side effects and presents minimal security risk as an information query. The blast radius of misuse is limited to unauthorized information disclosure about guest vouchers, which is low severity.
From the tool's definition Tool description states 'List hotspot/guest-portal vouchers' and 'Returns: id, code, name, createdAt...' indicating data retrieval with no modification. The verb 'list' and return-only operation confirm read-only behavior.
Attacks that exploit this kind of access
List hotspot/guest-portal vouchers at a site. Returns: id, code, name, createdAt, activatedAt (when first guest used it), expiresAt, timeLimitMinutes, dataUsageLimitMBytes, rxRateLimitKbps, txRateLimitKbps, authorizedGuestLimit, authorizedGuestCount, expired. Use filter like. It is categorised as a Read tool in the UniFi Network MCP Server MCP Server, which means it retrieves data without modifying state.
Register the UniFi Network MCP Server MCP server in PolicyLayer and add a rule for unifi_list_vouchers: 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 UniFi Network MCP Server. Nothing to install.
unifi_list_vouchers 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 unifi_list_vouchers 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 unifi_list_vouchers. 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.
unifi_list_vouchers is provided by the UniFi Network MCP Server MCP server (owine/unifi-network-mcp). 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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