The Meta-box GalleryMeta plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'mb_gallery' custom post type in all versions up to, and including, 3.0.1. This makes it possible for authenticated attackers, with Author-level access and above, to create and publish galleries.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Meta Box Gallerymeta Plugin | — | Update meta-box-gallerymeta plugin to version 3.1, or a newer patched version | Feb 4, 2026 | Jan 23, 2026 |
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