CVE-2026-103768
ELEX WordPress HelpDesk & Customer Ticketing System <= 3.3.7 - Unauthenticated Arbitrary File Upload via IMAP Email Attachment
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.3.7 via the initMailPart function. This is due to insufficient file type validation when saving IMAP email attachments. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
9.8
ELEX WordPress HelpDesk & Customer Ticketing System <= 3.3.7 - Unauthenticated Arbitrary File Upload via IMAP Email Attachment
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.3.7 via the initMailPart function. This is due to insufficient file type validation when saving IMAP email attachments. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.
- Record
CVE-2026-103768- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
EUVDEUVD-2026-102673
9.8
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.3.7 via the initMailPart function. This is due to insufficient file type validation when saving IMAP email attachments. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.
- Record
EUVD-2026-102673- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cmp5-h7xc-wwx6
9.8
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to...
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.3.7 via the initMailPart function. This is due to insufficient file type validation when saving IMAP email attachments. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.
- Record
GHSA-cmp5-h7xc-wwx6- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
NVD
9.8
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 3.3.7 via the initMailPart function. This is due to insufficient file type validation when saving IMAP email attachments. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.
- Record
CVE-2026-103768- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-103768 is a critical vulnerability (CVSS 9.8) in Elextensions Elex Wordpress Helpdesk & Customer Ticketing System, published October 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.58%, the 47th percentile. No source names a fixed version.
References
wordfence.com/threat-intel/vulnerabilities/id/8e8129b6-cc1d-4fdc-81a7-b0c8c3d1c308?source=cve
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
plugins.trac.wordpress.org/changeset/3733037/elex-helpdesk-customer-support-ticket-system/trunk/includes/Mailbox.php
nvd.nist.gov/vuln/detail/CVE-2026-103768
github.com/advisories/GHSA-cmp5-h7xc-wwx6