bfs_list_tables_by_theme
AI agents call bfs_list_tables_by_theme to retrieve information from Pypi:swiss Statistics without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or lists available statistical tables organized by theme from a public database. The 'list' verb and context of statistical data access indicate a read-only query with no modification, deletion, or execution of arbitrary code. No authentication required and no external operations triggered. Low severity due to limited blast radius—data is already public.
From the tool's definition Tool name 'bfs_list_tables_by_theme' indicates a listing/enumeration operation. The server description confirms it provides 'access to Swiss Federal Statistical Office datasets' for 'querying' without side effects.
Attacks that exploit this kind of access
bfs_list_tables_by_theme. It is categorised as a Read tool in the Pypi:swiss Statistics MCP Server, which means it retrieves data without modifying state.
Register the Pypi:swiss Statistics MCP server in PolicyLayer and add a rule for bfs_list_tables_by_theme: 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 Pypi:swiss Statistics. Nothing to install.
bfs_list_tables_by_theme 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 bfs_list_tables_by_theme 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 bfs_list_tables_by_theme. 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.
bfs_list_tables_by_theme is provided by the Pypi:swiss Statistics MCP server (malkreide/swiss-statistics-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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