Get assignable users for a project.
AI agents call get_assignable_users_for_project to retrieve information from Jira MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves a list of users who can be assigned to issues in a Jira project. It performs no side effects, creates no data, executes no code, and cannot delete or move funds. It is a straightforward information retrieval operation, making it a Read category tool with low severity since user lists are typically non-sensitive metadata in most Jira configurations.
From the tool's definition Tool name 'get_assignable_users_for_project' and description 'Get assignable users for a project' indicate a read-only query operation that retrieves user data without modifying or executing anything.
Documented attack patterns abuse exactly the kind of access get_assignable_users_for_project gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Jira MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_assignable_users_for_project:
{
"version": "1",
"default": "deny",
"tools": {
"get_assignable_users_for_project": {}
}
}get_assignable_users_for_project is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get assignable users for a project. It is categorised as a Read tool in the Jira MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Jira MCP Server MCP server in PolicyLayer and add a rule for get_assignable_users_for_project: 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 Jira MCP Server. Nothing to install.
get_assignable_users_for_project 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_assignable_users_for_project 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_assignable_users_for_project. 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_assignable_users_for_project is provided by the Jira MCP Server MCP server (redhat-community-ai-tools/jira-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Jira MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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30 Jira MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.