This record as markdown: /tools/0xk3vin-vikunja-mcp/task-assignees-list.md
What task_assignees_list does on Vikunja
AI agents call task_assignees_list to retrieve information from Vikunja without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why task_assignees_list is rated Low
This tool queries and returns existing data (assignees of a task) without modifying, deleting, or executing any operations. It is a straightforward read-only retrieval action, presenting minimal risk even if misused by an AI agent.
From the tool's definition Tool name contains 'list' and description states 'List all assignees on a task' — a pure retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs task_assignees_list safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Vikunja, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For task_assignees_list, this is the rule to start with:
task_assignees_list is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Vikunja, apply this rule, and every task_assignees_list call is checked against it from then on.
Questions about task_assignees_list
List all assignees on a task. It is categorised as a Read tool in the Vikunja MCP Server, which means it retrieves data without modifying state.
Register the Vikunja MCP server in PolicyLayer and add a rule for task_assignees_list: 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 Vikunja. Nothing to install.
task_assignees_list 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 task_assignees_list 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 task_assignees_list. 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.
task_assignees_list is provided by the Vikunja MCP server (0xk3vin/vikunja-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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