CVE-2025-0394: Groundhogg <= 3.7.3.5 - Authenticated (Author+) Arbitrary File Upload via gh_big_file_upload Function
First published: Tue Jan 14 2025(Updated: )
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.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Groundhogg Hollerbox | <=3.7.3.5 |
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Reference Links
- https://www.wordfence.com/threat-intel/vulnerabilities/id/b2cf3b85-2e2d-43dc-9877-9a740d4fd2fb?source=cve
- https://plugins.trac.wordpress.org/browser/groundhogg/tags/3.7.3.5/includes/big-file-uploader.php#L117
- https://wordpress.org/plugins/groundhogg/#developers
- https://plugins.trac.wordpress.org/changeset/3221208/
Frequently Asked Questions
What is the severity of CVE-2025-0394?
CVE-2025-0394 has a high severity rating due to the potential for arbitrary file uploads, which can lead to unauthorized access or code execution.
How do I fix CVE-2025-0394?
To fix CVE-2025-0394, update the Groundhogg plugin to the latest version that addresses the file upload validation issue.
Which versions are affected by CVE-2025-0394?
CVE-2025-0394 affects all versions of the Groundhogg plugin up to and including 3.7.3.5.
What exploit methods are possible with CVE-2025-0394?
Exploitation of CVE-2025-0394 could allow attackers to upload malicious files, potentially leading to server compromise.
Who is the vendor responsible for CVE-2025-0394?
The vendor responsible for CVE-2025-0394 is Groundhogg, which develops the affected plugin for WordPress.
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