jira_comment_add_tool · Jira MCP Server MCP: Risk & Policy

WHAT IT DOES

What jira_comment_add_tool does on Jira MCP Server

AI agents use jira_comment_add_tool to create or update resources in Jira MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Jira MCP Server environment.

WHY IT NEEDS A POLICY

Why jira_comment_add_tool needs a policy

Adding a comment creates new data in Jira and modifies issue state by appending content. This is a Write operation—it creates data reversibly without destructive effects. Severity is medium because malicious comment injection could spam issues, inject misleading information, or disrupt team communication, but the blast radius is limited to comment content and can be remedied by deletion.

From the tool's definition Tool name 'jira_comment_add_tool' indicates adding/creating comments. Sibling tools include 'jira_comment_delete_tool', 'jira_comment_update_tool', and 'jira_comment_list_tool', confirming this server manages comment lifecycle operations.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

jira_comment_add_tool Rate-limited

jira_comment_add_tool stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "jira_comment_add_tool": {
      "limits": [
        {
          "counter": "jira_comment_add_tool_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Jira MCP Server, so you can run agents against it safely.

FAQ

Questions about jira_comment_add_tool

What does the jira_comment_add_tool tool do? +

jira_comment_add_tool. It is categorised as a Write tool in the Jira MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on jira_comment_add_tool? +

Register the Jira MCP Server MCP server in PolicyLayer and add a rule for jira_comment_add_tool: 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.

What risk level is jira_comment_add_tool? +

jira_comment_add_tool is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit jira_comment_add_tool? +

Yes. Add a rate_limit block to the jira_comment_add_tool 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.

How do I block jira_comment_add_tool completely? +

Set action: deny in the PolicyLayer policy for jira_comment_add_tool. 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.

What MCP server provides jira_comment_add_tool? +

jira_comment_add_tool is provided by the Jira MCP Server MCP server (troylar/jira-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.