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Critical · 9.8 CVE-2025-5392 EUVD-2025-21121GHSA-h6cx-vg54-8g9q

GB Forms DB <= 1.0.2 - Unauthenticated Remote Code Execution

Published Jul 11, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The GB Forms DB plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1.0.2 via the gbfdb_talk_to_front() function. This is due to the function accepting user input and then passing that through call_user_func(). This makes it possible for unauthenticated attackers to execute code on the server which can be leverage to inject backdoors or create new administrative user accounts to name a few things.

Affected products

VendorProductAffectedFixed
gb-plugins GB Forms DB ≤ 1.0.2 —

References