list_assignments
AI agents call list_assignments to retrieve information from Canvas LMS MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Based on naming convention and context within the Canvas LMS MCP server, list_assignments retrieves assignment data without modifying, deleting, or executing any actions. It is a simple query/list operation typical of academic information systems.
From the tool's definition Tool name 'list_assignments' and sibling tools pattern (get_assignment, get_all_upcoming_work, get_overdue_assignments, find_assignments_by_due_date) all indicate read-only retrieval operations.
Attacks that exploit this kind of access
list_assignments. It is categorised as a Read tool in the Canvas LMS MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Canvas LMS MCP Server MCP server in PolicyLayer and add a rule for list_assignments: 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 Canvas LMS MCP Server. Nothing to install.
list_assignments 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_assignments 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_assignments. 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_assignments is provided by the Canvas LMS MCP Server MCP server (pranavkarthik10/canvas-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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