CVE-2026-81156: Unknown Robo Gallery

Medium severity, CVSS 6.8. EPSS: 0.3% chance of exploitation in the next 30 days.

The Robo Gallery WordPress plugin before 5.2.6 does not sanitise and escape some of its gallery settings before outputting them on the gallery edit screen, allowing users with the Contributor role and above to store JavaScript that executes in the context of an administrator who opens the gallery for editing.

Affected products

• Unknown Robo Gallery: before 5.2.6 (fixed in 5.2.6)

Published 2026-10-11. Last modified 2026-10-13.