What’s Vulnerable › Vulnerabilities

CVE-2023-2561: Gallery Metabox <= 1.5 - Missing Authorization via gallery_remove

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% 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 modification of data due to a missing capability check on the gallery_remove function in versions up to, and including, 1.5. This makes it possible for subscriber-level attackers to modify galleries attached to posts and pages with this plugin.

Affected products

• billerickson Gallery Metabox: through 1.5

References

• https://plugins.trac.wordpress.org/browser/gallery-metabox/trunk/gallery-metabox.php?rev=611664#L233
• https://www.wordfence.com/threat-intel/vulnerabilities/id/faad339f-96d6-4937-a1f3-9d2d19bc6395?source=cve
• https://plugins.trac.wordpress.org/browser/gallery-metabox/trunk/gallery-metabox.php?rev=611664#L233
• https://www.wordfence.com/threat-intel/vulnerabilities/id/faad339f-96d6-4937-a1f3-9d2d19bc6395?source=cve

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