Envato Elements & Download and Template Kit Plugin installFreeTemplateKit/uploadTemplateKitZipFile unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Envato Elements & Download and Template Kit Plugin up to 1.0.13/2.0.10 on WordPress and classified as critical. This affects the function installFreeTemplateKit/uploadTemplateKitZipFile. Performing a manipulation results in unrestricted upload. This vulnerability is reported as CVE-2021-4330. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Envato Elements & Download and Template Kit Plugin up to 1.0.13/2.0.10 on WordPress (WordPress Plugin). It has been classified as critical. This affects the function installFreeTemplateKit/uploadTemplateKitZipFile. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed 03/07/2023. The advisory is shared at wordfence.com. This vulnerability is uniquely identified as CVE-2021-4330. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Wordfence): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/07/2023 🔍
03/07/2023 +0 days 🔍
03/07/2023 +0 days 🔍
04/09/2026 +1129 days 🔍

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2021-4330 (🔍)
GCVE (CVE): GCVE-0-2021-4330
GCVE (VulDB): GCVE-100-222477

Entryinfo

Created: 03/07/2023 15:54
Updated: 04/09/2026 09:03
Changes: 03/07/2023 15:54 (47), 04/01/2023 09:03 (1), 04/09/2026 09:03 (26)
Complete: 🔍
Cache ID: 216::103

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