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.

PUBLISHED Reserved 2026-01-07 | Published 2026-01-24 | Updated 2026-01-26 | Assigner Wordfence

Problem types

CWE-862 Missing Authorization

Product status

Timeline

Credits

Kazuma Matsumoto finder

References

www.wordfence.com/...-c95c-4b86-8e39-8112bb117a0b?source=cve

plugins.trac.wordpress.org/...ags/3.0.1/include/posttype.php

plugins.trac.wordpress.org/...ags/3.0.1/gallerymetaboxes.php

cve.org (CVE-2026-0687)

nvd.nist.gov (CVE-2026-0687)

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