CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What the vulnerability does
The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the eh_crm_new_ticket_post() function in all versions up to, and including, 3.3.1. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
Explanation of Vulnerability in Simple Terms
The ELEX WordPress HelpDesk & Customer Ticketing System plugin allows unauthenticated attackers to upload files without restriction. An attacker can upload malicious files to the server and execute arbitrary code, compromising the entire WordPress site. All versions up to 3.3.1 are affected. Update immediately to a version newer than 3.3.1.
What an attacker can do
Upload and execute malicious files on the server without authentication.
Potential impact on your site
Complete site compromise. Attackers can run code, steal data, modify content, or take the site offline.
Conditions required to exploit
None. The attacker needs only network access; no authentication or user interaction required.
Key dates
External resources
