CVE-2026-12982: Unknown Document Gallery

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

The Document Gallery WordPress plugin before 5.1.1 does not properly sanitise and escape user input before reflecting it back in the response of an unauthenticated AJAX action, leading to a Reflected Cross-Site Scripting vulnerability which can be exploited against unauthenticated users.

Affected products

• Unknown Document Gallery: before 5.1.1 (fixed in 5.1.1)

Published 2026-07-27. Last modified 2026-07-27.