What’s Vulnerable › Vulnerabilities

CVE-2026-0687: Meta-box GalleryMeta <= 3.0.1 - Missing Authorization to Authenticated (Author+) Gallery Management

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-24 · updated 2026-06-17
• Weakness: CWE-862

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

• shahinurislam Meta-box GalleryMeta: through 3.0.1

References

• https://plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/gallerymetaboxes.php#L375
• https://plugins.trac.wordpress.org/browser/meta-box-gallerymeta/tags/3.0.1/include/posttype.php#L29
• https://www.wordfence.com/threat-intel/vulnerabilities/id/872c61aa-c95c-4b86-8e39-8112bb117a0b?source=cve

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