[ CVE-2026-74921 · Published 19 Oct 2026 ]
Vulnerability in Unknown Document Gallery
CVSS 6.8
EPSS <1%No fix listed yet
[ Description ]Official description
The Document Gallery WordPress plugin through 5.1.1 does not sanitise or escape several gallery shortcode attributes before embedding them in a single-quoted HTML attribute in the rendered gallery markup, allowing users with the Contributor role and above to inject arbitrary event handlers that execute when a higher privileged user views the content.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.