---
id: CVE-2026-84048
title: >-
  Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file
  upload via the TUS endpoint in JoomGallery < 4.4.2 - The TUS endpoint allows
  arbitrary file uploads, however neither file name nor file extension are under
  attack…
summary: >-
  Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file
  upload via the TUS endpoint in JoomGallery < 4.4.2 - The TUS endpoint allows
  arbitrary file uploads, however neither file name nor file extension are under
  attack…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:A'
cwe:
  - CWE-284
vendor: joomgalleryfriends.net
product: JoomGallery extension for Joomla
affected:
  - joomgallery_extension_for_joomla 4.0.0-4.4.1
published: '2026-09-15'
updated: '2026-09-19'
sourceUpdated: '2026-09-19T12:16:40.367'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-84048'
references:
  - url: 'https://www.joomgalleryfriends.net/'
    label: security@joomla.org
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-15T19:38:18.563573Z'
cvssSource: cna
epss: 0.00503
epssPercentile: 0.4041
ingestedAt: '2026-09-15T19:42:58.811Z'
---

## Overview

Joomla Extension - joomgalleryfriends.net - Unauthenticated arbitrary file upload via the TUS endpoint in JoomGallery < 4.4.2 - The TUS endpoint allows arbitrary file uploads, however neither file name nor file extension are under attacker control. Code execution requires non-standard server configuration.

## Remediation

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