---
id: CVE-2026-102454
title: EasyFlow .NET developed by Digiwin has an Arbitrary File Upload vulnerability
summary: >-
  EasyFlow .NET developed by Digiwin has an Arbitrary File Upload vulnerability.
  Privileged remote attackers can upload and execute web shell backdoors,
  thereby enabling arbitrary code execution on the server.
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-434
vendor: DigiWin
product: EasyFlow .NET
affected:
  - easyflow_.net 6.1.*
  - easyflow_.net >= 6.6 <= 6.6.19
  - easyflow_.net >= 8.1 <= 8.1.5
published: '2026-09-30'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T09:17:13.170'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-102454'
references:
  - url: 'https://www.twcert.org.tw/en/cp-139-11241-b7eef-2.html'
    label: twcert@cert.org.tw
  - url: 'https://www.twcert.org.tw/tw/cp-132-11240-0fa1b-1.html'
    label: twcert@cert.org.tw
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-30T09:00:29.915Z'
---

## Overview

EasyFlow .NET developed by Digiwin has an Arbitrary File Upload vulnerability. Privileged remote attackers can upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

## Remediation

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