CVE-2026-78286: Wordpress Gf Field Maybe Unserialize Object Injection

Calling `maybe_unserialize()` on Gravity Forms field input values allows arbitrary PHP Object Injection (CWE-502). Use `unserialize($data, ['allowed_classes' => false])` or validate the data type instead.

Provally CuratedPublic repositoryHighHigh confidenceVerifiedApache-2.0PHP
greprules fetch cve-2026-78286-wordpress-gf-field-maybe-unserialize-object-injection --engine opengrep

Description

Calling `maybe_unserialize()` on Gravity Forms field input values allows arbitrary PHP Object Injection (CWE-502). Use `unserialize($data, ['allowed_classes' => false])` or validate the data type instead.