---
id: CVE-2026-94132
title: >-
  Joomla Extension - acymailing.com - Remote Code Execution vulnerability in
  mailbox action feature in AcyMailing Enterprise extension < 11.1.0 - MIME
  parts of incoming emails were saved to media/com_acym/upload/ with no
  extension check, s…
summary: >-
  Joomla Extension - acymailing.com - Remote Code Execution vulnerability in
  mailbox action feature in AcyMailing Enterprise extension < 11.1.0 - MIME
  parts of incoming emails were saved to media/com_acym/upload/ with no
  extension check, s…
severity: critical
cvss: 9.5
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'
cwe:
  - CWE-434
vendor: acymailing.com
product: AcyMailing Enterprise extension for Joomla
affected:
  - acymailing_enterprise_extension_for_joomla 1.0.0-11.0.5
published: '2026-09-26'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T15:16:55.397'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-94132'
references:
  - url: 'https://www.acymailing.com/'
    label: security@joomla.org
tags:
  - nvd
  - cve.org
cvssSource: cna
ingestedAt: '2026-09-26T14:34:20.441Z'
---

## Overview

Joomla Extension - acymailing.com - Remote Code Execution vulnerability in mailbox action feature in AcyMailing Enterprise extension < 11.1.0 - MIME parts of incoming emails were saved to media/com_acym/upload/ with no extension check, so anyone who could email the monitored mailbox could write a PHP file into the web root.

## Remediation

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