AI agents call rybbit_get_funnel_step_sessions to retrieve information from Rybbit without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves analytics session data for a specific funnel step. It is a read-only operation that retrieves historical data without side effects, making it a Read category risk. The severity is low because accessing analytics metadata about user sessions, while sensitive, does not involve financial transactions, code execution, or data destruction.
From the tool's definition Tool name 'rybbit_get_funnel_step_sessions' and description 'Get the sessions that reached (or dropped off at) a specific funnel step' indicate data retrieval with no modification, deletion, or execution of external operations.
Attacks that exploit this kind of access
Get the sessions that reached (or dropped off at) a specific funnel step. Useful for drilling into why users drop off at a particular funnel step. It is categorised as a Read tool in the Rybbit MCP Server, which means it retrieves data without modifying state.
Register the Rybbit MCP server in PolicyLayer and add a rule for rybbit_get_funnel_step_sessions: 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 Rybbit. Nothing to install.
rybbit_get_funnel_step_sessions 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 rybbit_get_funnel_step_sessions 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 rybbit_get_funnel_step_sessions. 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.
rybbit_get_funnel_step_sessions is provided by the Rybbit MCP server (nks-hub/rybbit-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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