CVE-2021-39352

Catch Themes Demo Import <= 1.7 Admin+ Arbitrary File Upload

7.2 HighPublic exploit

The Catch Themes Demo Import WordPress plugin is vulnerable to arbitrary file uploads via the import functionality found in the ~/inc/CatchThemesDemoImport.php file, in versions up to and including 1.7, due to insufficient file type validation. This makes it possible for an attacker with administrative privileges to upload malicious files that can be used to achieve remote code execution.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

56.3%Up 54.4 points since Oct 22, 2021

What each source reports

CVE List Score used 7.2

Catch Themes Demo Import <= 1.7 Admin+ Arbitrary File Upload

Record: CVE-2021-39352
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

EUVDEUVD-2021-25713 7.2

Record: EUVD-2021-25713
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-p6rq-prcm-f9fw No score

The Catch Themes Demo Import WordPress plugin is vulnerable to arbitrary file uploads via the...

Record: GHSA-p6rq-prcm-f9fw
Weakness: CWE-434
Updated: 2026-11-02

NVD 7.2

Record: CVE-2021-39352
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-434
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Metasploit	Wordpress Plugin Catch Themes Demo Import RCE	2021-10-21

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, Metasploit, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-39352 is a high vulnerability (CVSS 7.2) in Catch Themes Demo Import Themes Demo Import, published October 21, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 56.3%, the 99th percentile. No source names a fixed version.