Medium severity4.3NVD Advisory· Published Jan 24, 2026· Updated Apr 15, 2026

CVE-2026-0687

Description

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.

Affected products

WordPress/Meta Box Gallerymetainferred
Range: <=3.0.1
Package: https://wordpress.org/plugins/meta-box-gallerymeta
Metabox/GalleryMetallm-fuzzy
Range: <=3.0.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/gallerymetaboxes.phpnvd
plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/include/posttype.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/872c61aa-c95c-4b86-8e39-8112bb117a0bnvd

News mentions

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cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000