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OpenAdvisories
High · 8.8 CVE-2025-0394 EUVD-2025-1641GHSA-wx2v-pc44-435q

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

Published Jan 14, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

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.

Affected products

VendorProductAffectedFixed
trainingbusinesspros Groundhogg — CRM, Newsletters, and Marketing Automation ≤ 3.7.3.5 —

References