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OpenAdvisories
High · 7.2 CVE-2026-14558 EUVD-2026-67567GHSA-j5mw-m2j3-5747

WP User Frontend < 4.3.10 - Editor+ PHP Object Injection via AI Form Builder

Published Aug 28, 2026 · Updated Aug 28, 2026 · Assigned by WPScan

Description

The User Frontend WordPress plugin before 4.3.10 does not properly validate field type definitions and deserialises user-controlled post metadata when rendering submitted posts, allowing users with Editor-level access and above to inject arbitrary PHP objects, which can lead to remote code execution when a suitable POP chain is present on the site.

Affected products

VendorProductAffectedFixed
— User Frontend < 4.3.10 4.3.10

References