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CVE-2025-0394— Groundhogg <= 3.7.3.5 - Authenticated (Author+) Arbitrary File Upload via gh_big_file_upload Function

Quick assessment

Affected
trainingbusinesspros Groundhogg — CRM, Newsletters, and Marketing Automation
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Groundhogg 3.7.3.5版本及之前版本存在代码问题漏洞，该漏洞源于gh_big_file_upload 函数中缺少文件类型验证，导致任意文件上传。

CVSS 8.8 · High EPSS 1.14% · P65
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I. Basic Information for CVE-2025-0394

Vulnerability Information
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Vulnerability Title
Groundhogg <= 3.7.3.5 - Authenticated (Author+) Arbitrary File Upload via gh_big_file_upload Function
Source: CVE Program / CVE List V5
Vulnerability Description
The WordPress CRM, Email & Marketing Automation for WordPress | Award Winner — Groundhogg plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the gh_big_file_upload() function in all versions up to, and including, 3.7.3.5. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin Groundhogg 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress plugin Groundhogg 3.7.3.5版本及之前版本存在代码问题漏洞，该漏洞源于gh_big_file_upload 函数中缺少文件类型验证，导致任意文件上传。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
trainingbusinesspros WordPress CRM, Email & Marketing Automation for WordPress | Award Winner — Groundhogg * ~ 3.7.3.5 -

II. Public POCs for CVE-2025-0394

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III. Intelligence Information for CVE-2025-0394

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Patches & Fixes for CVE-2025-0394 (2)

Vendor Advisories for CVE-2025-0394 (1)

Vendor Pages for CVE-2025-0394 (1)

IV. Related Vulnerabilities

Same product: Groundhogg — CRM, Newsletters, and Marketing Automation
Same vendor: trainingbusinesspros
Same weakness: CWE-434

V. Comments for CVE-2025-0394

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