---
title: "ELEX WordPress HelpDesk & Customer Ticketing System - Unrestricted File Upload"
description: "ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress <= 3.3.7 contains an unrestricted file upload vulnerability caused by insufficient file type validation in the initMailPart function, letting unauthenticated attackers upload executable files and achieve remote code execution."
url: https://panop.io/threat-heartbeat/CVE-2026-103768/
---

# CVE-2026-103768 ELEX WordPress HelpDesk & Customer Ticketing System - Unrestricted File Upload

ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress <= 3.3.7 contains an unrestricted file upload vulnerability caused by insufficient file type validation in the initMailPart function, letting unauthenticated attackers upload executable files and achieve remote code execution.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103768)

## Details

Type

Unrestricted File Upload

Impact

Remote Code Execution, Unrestricted File Upload

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

16 October 2026

Updated

16 October 2026

Weakness

[CWE-434](https://cwe.mitre.org/data/definitions/434.html)

## Vendor fix

Update to the latest version beyond 3.3.7.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103768](https://nvd.nist.gov/vuln/detail/CVE-2026-103768)
- [https://plugins.trac.wordpress.org/changeset/3733037/elex-helpdesk-customer-support-ticket-system/trunk/includes/Mailbox.php](https://plugins.trac.wordpress.org/changeset/3733037/elex-helpdesk-customer-support-ticket-system/trunk/includes/Mailbox.php)
- [https://plugins.trac.wordpress.org/changeset?reponame=&new=3733037%40elex-helpdesk-customer-support-ticket-system%2Ftags%2F3.3.8&old=3538729%40elex-helpdesk-customer-support-ticket-system%2Ftags%2F3.3.7](https://plugins.trac.wordpress.org/changeset?reponame=&new=3733037%40elex-helpdesk-customer-support-ticket-system%2Ftags%2F3.3.8&old=3538729%40elex-helpdesk-customer-support-ticket-system%2Ftags%2F3.3.7)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/8e8129b6-cc1d-4fdc-81a7-b0c8c3d1c308?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/8e8129b6-cc1d-4fdc-81a7-b0c8c3d1c308?source=cve)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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