---
id: CVE-2026-113382
title: >-
  arizu-id fast-tunnel Plugin Installer api_plugins.php extractTo unrestricted
  upload
summary: >-
  A security vulnerability has been detected in arizu-id fast-tunnel 1.0.0.
  Affected by this issue is the function ZipArchive::extractTo of the file
  backend/api_plugins.php of the component Plugin Installer. Such manipulation
  of the argume…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-434
  - CWE-284
vendor: arizu-id
product: fast-tunnel
affected:
  - fast-tunnel 1.0.0
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T10:15:19.899Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-113382'
references:
  - url: 'https://vuldb.com/vuln/422655'
    label: >-
      VDB-422655 | arizu-id fast-tunnel Plugin Installer api_plugins.php
      extractTo unrestricted upload
  - url: 'https://vuldb.com/vuln/422655/cti'
    label: 'VDB-422655 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-113382'
    label: CVE-2026-113382 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/990501'
    label: >-
      Submit #990501 | arizu-id fast-tunnel v1.0.0  Unrestricted Upload of File
      with Dangerous Type — CWE-434
  - url: >-
      https://github.com/arizu-id/fast-tunnel/commit/04573681420295f7b327c9da3b101aed2f3cf432
  - url: 'https://github.com/arizu-id/fast-tunnel/releases/tag/1.0.1'
  - url: 'https://github.com/arizu-id/fast-tunnel/'
tags:
  - cve.org
ingestedAt: '2026-10-20T12:05:07.341Z'
---

## Overview

A security vulnerability has been detected in arizu-id fast-tunnel 1.0.0. Affected by this issue is the function ZipArchive::extractTo of the file backend/api_plugins.php of the component Plugin Installer. Such manipulation of the argument plugin_file leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.0.1 can resolve this issue. The name of the patch is 04573681420295f7b327c9da3b101aed2f3cf432. It is advisable to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

## Affected

- `fast-tunnel 1.0.0`

## Remediation

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