What’s Vulnerable › Vulnerabilities

CVE-2023-2562: Gallery Metabox <= 1.5 - Missing Authorization via refresh_metabox

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-12 · updated 2026-06-17
• Weakness: CWE-862

Description

The Gallery Metabox for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the refresh_metabox function in versions up to, and including, 1.5. This makes it possible for subscriber-level attackers to obtain a list of images attached to a post.

Affected products

• billerickson Gallery Metabox: through 1.5

References

• https://plugins.trac.wordpress.org/browser/gallery-metabox/trunk/gallery-metabox.php?rev=611664#L203
• https://www.wordfence.com/threat-intel/vulnerabilities/id/951e4651-56d6-474d-84b3-5a7cfc357b9f?source=cve
• https://plugins.trac.wordpress.org/browser/gallery-metabox/trunk/gallery-metabox.php?rev=611664#L203
• https://www.wordfence.com/threat-intel/vulnerabilities/id/951e4651-56d6-474d-84b3-5a7cfc357b9f?source=cve

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