get_overdue_assignments
AI agents call get_overdue_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.
This tool queries assignment data to identify which assignments are overdue. It retrieves information from Canvas LMS without creating, modifying, deleting, or executing any operations.
From the tool's definition Tool name 'get_overdue_assignments' indicates a retrieval operation; sibling tools on this server (list_assignments, get_assignments, get_upcoming_assignments, get_submission) are all Read operations that query Canvas LMS without modifying data.
Attacks that exploit this kind of access
get_overdue_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 get_overdue_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.
get_overdue_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 get_overdue_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 get_overdue_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.
get_overdue_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.
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