---
id: CVE-2026-111709
title: >-
  WhaTicket Community through commit cf04795 IDOR via /tickets/:ticketId and
  /messages/:ticketId
summary: >-
  WhaTicket Community through commit cf04795 contains an insecure direct object
  reference vulnerability that allows authenticated agents to access other
  agents' tickets because ShowTicketService performs no ownership or queue
  checks. Attac…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: canove
product: whaticket-community
affected:
  - whaticket-community <= cf047955a6f0d07002ed89c67d765c28d06f8d52
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:39:59.914Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111709'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/whaticket-community-signup-eop-ticket-idor
  - url: >-
      https://github.com/canove/whaticket-community/blob/cf047955a6f0d07002ed89c67d765c28d06f8d52/backend/src/services/TicketServices/ShowTicketService.ts
  - url: >-
      https://github.com/canove/whaticket-community/blob/cf047955a6f0d07002ed89c67d765c28d06f8d52/backend/src/controllers/MessageController.ts#L24-L58
  - url: 'https://github.com/canove/whaticket-community'
  - url: >-
      https://www.vulncheck.com/advisories/whaticket-community-through-commit-cf04795-idor-via-tickets-ticketid-and-messages-ticketid
    label: >-
      VulnCheck Advisory: WhaTicket Community through commit cf04795 IDOR via
      /tickets/:ticketId and /messages/:ticketId
tags:
  - cve.org
ingestedAt: '2026-10-16T18:43:08.640Z'
---

## Overview

WhaTicket Community through commit cf04795 contains an insecure direct object reference vulnerability that allows authenticated agents to access other agents' tickets because ShowTicketService performs no ownership or queue checks. Attackers can supply another agent's ticket id to GET /tickets/:ticketId and /messages/:ticketId to read full message history and POST WhatsApp replies.

## Affected

- `whaticket-community <= cf047955a6f0d07002ed89c67d765c28d06f8d52`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.