CVE-2023-28170CWE-434

WordPress Theme Demo Import Plugin <= 1.1.1 is vulnerable to Arbitrary File Upload

Critical · published December 20, 2023

CVSS v3.1
9.1
EPSS
1%
Percentile
56.0
In the wild
Unconfirmed
What it is

⚠️ A dangerous file upload vulnerability in Themely Theme Demo Import allows any file type, including potentially malicious ones, to be uploaded without restriction! Think of this as a restaurant that lets customers bring in their own ingredients without checking them—what if someone sneaks in some expired or dangerous items? You could end up with a recipe for disaster! An attacker could upload harmful files, which might lead to full control over your website, data theft, or even complete site takeovers. This is absolutely devastating for any business relying on the integrity of their online presence—one wrong upload could spell chaos!

Put simply

Think of this as a restaurant that lets customers bring in their own ingredients without checking them—what if someone sneaks in some expired or dangerous items? You could end up with a recipe for disaster! This unrestricted file upload vulnerability in Themely Theme Demo Import allows attackers to upload files of any type, bypassing security checks, which means they could execute malicious code on the server once the file is processed.

What to do

An attacker could upload harmful files, which might lead to full control over your website, data theft, or even complete site takeovers. This is absolutely devastating for any business relying on the integrity of their online presence—one wrong upload could spell chaos! To protect yourself, update to the latest version of Themely Theme Demo Import (at least version 1.1.2). Additionally, implement strict file type validation to ensure only safe files can be uploaded. It's crucial to periodically review and enhance your file upload policies! You've got this! Follow these steps, and you'll thwart potential attackers in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00795 · 56.0th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2023-12-20T19:12Z
EPSS history
Timeline
  • 20 DEC 19:12Z
    WordPress Theme Demo Import Plugin <= 1.1.1 is vulnerable to Arbitrary File Upload
    cvelistv5