---
title: "Add comment to threat"
method: POST
path: "/threatmonitoring/threat/comment/add"
tags: ["threatmonitoring"]
---

# Add comment to threat

`POST /threatmonitoring/threat/comment/add`

## Request

- Base URL: `https://cyber-risk.upguard.com/api/public`
- URL: `https://cyber-risk.upguard.com/api/public/threatmonitoring/threat/comment/add`
- Auth: API key in header `Authorization`
- TypeScript: <https://skmtc.dev/upguard/apis/upguard-cyberrisk-api/docs/threatmonitoring/threat/comment/add/post.ts> (a function with typed inputs; its response is checked against the schema)

Adds a comment to a specific threat, identified by UUID. Comments can only be added to threats in 'investigating' or 'remediating' state.

Required API key permissions: `BreachRisk` (select when creating API key in Account Settings)

## Query parameters

- `uuid` string, uuid, required
- `parent_id` integer
- `private` boolean

## Request body

- AddThreatCommentV1RequestBody
  - `content` string, required: The content of the comment. Must not be empty and must not exceed 4000 characters.

## Response `200`

The comment that was created.

- ThreatComment
  - `children` ThreatComment[]: The thread of replies and additional comments leading from this one
  - `comment_id` integer: unique identifier for the comment
  - `content` string: The body (text) of the comment
  - `created_at` string, date-time: Time when the comment was made
  - `user` ThreatActor: an actor for a threat finding (multiple contexts)
    - `email` string: the email address of the actor
    - `name` string: The full name of the actor

## Other responses

- `404`: There was a problem with the request
- `422`: An invalid parameter was supplied or a mandatory parameter was missing
- `429`: Too many requests have been made to this endpoint.
- `500`: An internal system error occurred

## Changes

- **2026-11-07** `d044bf6dc61e`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/upguard/apis/upguard-cyberrisk-api/changes/threatmonitoring/threat/comment/add/post.md)

---

[API](https://skmtc.dev/upguard/apis/upguard-cyberrisk-api.md) - [All operations](https://skmtc.dev/upguard/apis/upguard-cyberrisk-api/llms.txt) - [OpenAPI document](https://skmtc.dev/upguard/apis/upguard-cyberrisk-api/revisions/d044bf6dc61e?raw)