---
id: CVE-2026-86666
title: A security flaw has been discovered in aircheng-org iWebShop-5 up to 5.15
summary: >-
  A security flaw has been discovered in aircheng-org iWebShop-5 up to 5.15.
  Impacted is the function upload_json/uploadFile of the file
  controllers/pic.php. The manipulation results in unrestricted upload. The
  attack can be executed remot…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-284
  - CWE-434
vendor: aircheng-org
product: iWebShop-5
affected:
  - iWebShop-5 5.0
  - iWebShop-5 5.1
  - iWebShop-5 5.2
  - iWebShop-5 5.3
  - iWebShop-5 5.4
  - iWebShop-5 5.5
  - iWebShop-5 5.6
  - iWebShop-5 5.7
  - iWebShop-5 5.8
  - iWebShop-5 5.9
  - iWebShop-5 5.10
  - iWebShop-5 5.11
  - iWebShop-5 5.12
  - iWebShop-5 5.13
  - iWebShop-5 5.14
  - iWebShop-5 5.15
published: '2026-09-08'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T14:17:09.520'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86666'
references:
  - url: 'https://github.com/aircheng-org/iWebShop-5/'
    label: cna@vuldb.com
  - url: 'https://github.com/aircheng-org/iWebShop-5/issues/3'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86666'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/908924'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399757'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399757/cti'
    label: cna@vuldb.com
  - url: 'https://github.com/aircheng-org/iWebShop-5/issues/3'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-10T13:57:17.184811Z'
epss: 0.00538
epssPercentile: 0.4303
ingestedAt: '2026-09-08T16:34:19.228Z'
---

## Overview

A security flaw has been discovered in aircheng-org iWebShop-5 up to 5.15. Impacted is the function upload_json/uploadFile of the file controllers/pic.php. The manipulation results in unrestricted upload. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

## Remediation

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