AI agents call gsc_list_sites to retrieve information from Mimi Seed without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and lists existing Google Search Console site properties and associated permission metadata. It performs no modifications, deletions, or external operations - purely a data query operation. The low severity reflects minimal blast radius: an AI agent misusing this would at worst enumerate registered sites, causing no data loss or unauthorized changes.
From the tool's definition Tool name 'gsc_list_sites' and description indicates it 'queries/lists properties registered in Search Console with permission levels' - a retrieval operation with no side effects. The description explicitly states this is for checking/querying site URLs.
Attacks that exploit this kind of access
Search Console에 등록된(권한 있는) 속성 목록 + 권한 레벨 조회. siteUrl 값을 확인할 때 먼저 호출. It is categorised as a Read tool in the Mimi Seed MCP Server, which means it retrieves data without modifying state.
Register the Mimi Seed MCP server in PolicyLayer and add a rule for gsc_list_sites: 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 Mimi Seed. Nothing to install.
gsc_list_sites 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 gsc_list_sites 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 gsc_list_sites. 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.
gsc_list_sites is provided by the Mimi Seed MCP server (@yoonion/mimi-seed-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
gsc_list_sites is one line of Mimi Seed'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 →