What’s Vulnerable › Vulnerabilities

CVE-2021-4330: Envato Elements <= 2.0.10 & Template Kit <= 1.0.13 - Authenticated (Contributor+) Arbitrary File Upload

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-03-07 · updated 2026-06-17
• Weakness: CWE-434

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.

Affected products

• Envato Elements: through 2.0.10
• envato Template Kit - Import: through 1.0.13

References

• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2617529%40envato-elements&new=2617529%40envato-elements&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/68fe17e2-d5ab-4ebd-a5c6-d65cea327abd?source=cve
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2617529%40envato-elements&new=2617529%40envato-elements&sfp_email=&sfph_mail=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/68fe17e2-d5ab-4ebd-a5c6-d65cea327abd

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