Returns all series memberships.
AI agents call list_series_memberships to retrieve information from Uk Parliament Bills 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 data about series memberships from the UK Parliament Bills API without any ability to create, modify, delete, or execute operations. It has no side effects and presents minimal risk. The low severity reflects that unauthorized or accidental use would only expose public parliamentary information without causing harm.
From the tool's definition Tool name 'list_series_memberships' and description 'Returns all series memberships' indicate a retrieval operation with no modification capability. The verb 'Returns' and 'list' pattern are characteristic of read-only data queries.
Attacks that exploit this kind of access
Returns all series memberships. It is categorised as a Read tool in the Uk Parliament Bills MCP Server, which means it retrieves data without modifying state.
Register the Uk Parliament Bills MCP server in PolicyLayer and add a rule for list_series_memberships: 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 Uk Parliament Bills. Nothing to install.
list_series_memberships 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_series_memberships 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_series_memberships. 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_series_memberships is provided by the Uk Parliament Bills MCP server (DarkhorseOne/mcp-servers). 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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