AI agents call list_phases to retrieve information from RoadBoard 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 phase data for a project without creating, modifying, deleting, or executing any operations. It is purely informational, making it a Read category tool with low severity since listing phases poses minimal security risk even if misused by an AI agent.
From the tool's definition The tool name is 'list_phases' and the description states 'List phases for a project', which performs a retrieval operation with no side effects.
Attacks that exploit this kind of access
List phases for a project. It is categorised as a Read tool in the RoadBoard MCP Server, which means it retrieves data without modifying state.
Register the RoadBoard MCP server in PolicyLayer and add a rule for list_phases: 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 RoadBoard. Nothing to install.
list_phases 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_phases 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_phases. 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_phases is provided by the RoadBoard MCP server (maless88/roadboard). 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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