CVE-2025-11456CWE-434unrestricted-file-upload

CVE-2025-11456

Critical · published November 21, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
55.7
In the wild
Unconfirmed
What it is

🚨 Unauthenticated attackers can use this WordPress plugin flaw to upload any file they want — it's like a guest slipping a mysterious package into your mailroom without anyone checking! 🔥 Imagine a restaurant where anyone can walk in and place an order without showing ID or even asking about allergens. That's how this vulnerability works: the system accepts any file type without validating it first, creating a recipe for disaster! This means an attacker could potentially upload malicious files to your server, leading to remote code execution. They could hijack your website, steal sensitive data, or even take complete control over your server — absolutely devastating!

Put simply

Imagine a restaurant where anyone can walk in and place an order without showing ID or even asking about allergens. That's how this vulnerability works: the system accepts any file type without validating it first, creating a recipe for disaster! The ELEX WordPress HelpDesk & Customer Ticketing System plugin is vulnerable due to inadequate file type validation in the eh_crm_new_ticket_post() function, allowing unauthenticated users to upload arbitrary files on the server.

What to do

This means an attacker could potentially upload malicious files to your server, leading to remote code execution. They could hijack your website, steal sensitive data, or even take complete control over your server — absolutely devastating! Immediately patch the plugin to version 3.3.2 or later to close this vulnerability. Additionally, review file upload settings and restrict allowed file types to mitigate any further risks. 💻 You've got this! By taking these steps, you'll bolster your security defenses and keep your site safe! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00787 · 55.7th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2025-11-21T13:15Z
Affected products (1)
ProductVersionsFixed in
elula/wsdesk< 3.3.23.3.2
References (4)
EPSS history
Timeline
  • 21 NOV 07:31Z
    ELEX WordPress HelpDesk & Customer Ticketing System <= 3.3.1 - Unauthenticated Arbitrary File Upload
    cvelistv5