canvas_list_module_items
AI agents call canvas_list_module_items 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.
The 'list' verb and 'module_items' object indicate this tool queries or retrieves module contents from Canvas without modifying data. Listing operations are Read category with low severity—they retrieve educational content with no side effects or ability to cause harm.
From the tool's definition Tool name 'canvas_list_module_items' indicates a listing/query operation. The server description confirms this tool retrieves data from Canvas LMS (courses, assignments, grades, etc.).
Attacks that exploit this kind of access
canvas_list_module_items. 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 canvas_list_module_items: 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.
canvas_list_module_items 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 canvas_list_module_items 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 canvas_list_module_items. 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.
canvas_list_module_items is provided by the Canvas LMS MCP Server MCP server (sweeden-ttu/canvas-lms-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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