---
id: CVE-2026-114220
title: NewType Infortech｜NT OneAPP - Improper Certificate Validation
summary: >-
  NT OneAPP developed by NewType Infortech has an Improper Certificate
  Validation vulnerability. Unauthenticated network-adjacent attackers can
  perform a man-in-the-middle attack by failing to validate the server
  certificate and the hostna…
severity: critical
cvss: 9.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'
cvssSource: cna
cwe:
  - CWE-295
vendor: NewType Infortech
product: NT OneAPP
affected:
  - nt_oneapp <= 1.5.22
published: '2026-10-22'
updated: '2026-10-22'
sourceUpdated: '2026-10-22T04:26:20.542Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-114220'
references:
  - url: 'https://www.twcert.org.tw/en/cp-139-11299-0cbfd-2.html'
  - url: 'https://www.twcert.org.tw/tw/cp-132-11298-d9dd5-1.html'
tags:
  - cve.org
ingestedAt: '2026-10-22T05:29:29.705Z'
---

## Overview

NT OneAPP developed by NewType Infortech has an Improper Certificate Validation vulnerability. Unauthenticated network-adjacent attackers can perform a man-in-the-middle attack by failing to validate the server certificate and the hostname, thereby intercepting or modifying communications between the application and the server.

## Affected

- `nt_oneapp <= 1.5.22`

## Remediation

Update to NT OneAPP version 1.5.35 or later