CVE-2021-4330

8.8 HIGH
Published: March 07, 2023 Modified: April 08, 2026
View on NVD

Description

The Envato Elements & Download and Template Kit – Import plugins for WordPress are vulnerable to arbitrary file uploads due to insufficient validation of file type upon extracting uploaded Zip files in the installFreeTemplateKit and uploadTemplateKitZipFile functions. This makes it possible for attackers with contributor-lever permissions and above to upload arbitrary files and potentially gain remote code execution in versions up to and including 1.0.13 of Template Kit – Import and versions up to and including 2.0.10 of Envato Elements & Download.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2617529%40envato-elements&new=2617529%40envato-elements&sfp_email=&sfph_mail=
Source: security@wordfence.com
Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/68fe17e2-d5ab-4ebd-a5c6-d65cea327abd?source=cve
Source: security@wordfence.com
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2617529%40envato-elements&new=2617529%40envato-elements&sfp_email=&sfph_mail=
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/68fe17e2-d5ab-4ebd-a5c6-d65cea327abd
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-434

Affected Vendors

envato

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