CVE-2021-4457: Digitalzoomstudio Zoomsounds

Critical severity, CVSS 9.1. EPSS: 0.4% chance of exploitation in the next 30 days.

The ZoomSounds plugin before 6.05 contains a PHP file allowing unauthenticated users to upload an arbitrary file anywhere on the web server.

Affected products

• Digitalzoomstudio Zoomsounds: before 6.05 (fixed in 6.05)

Published 2025-06-25. Last modified 2026-06-17.