CVE-2021-21528: Dell Emc Powerscale Onefs

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

Dell EMC PowerScale OneFS versions 9.1.0, 9.2.0.x, 9.2.1.x contain an Exposure of Information through Directory Listing vulnerability. This vulnerability is triggered when upgrading from a previous versions.

Affected products

• Dell Emc Powerscale Onefs: version 9.1.0.0 only; version 9.2.0.0 only; version 9.2.1.0 only

Published 2021-11-12. Last modified 2026-06-17.