CVE-2026-21426: Dell Powerscale Onefs

Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days.

Dell PowerScale OneFS, versions prior to 9.10.1.6 and versions 9.11.0.0 through 9.12.0.1, contains an execution with unnecessary privileges vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to denial of service, elevation of privileges, and information disclosure.

Affected products

• Dell Powerscale Onefs: before 9.10.1.6 (fixed in 9.10.1.6); from 9.11.0.0, before 9.13.0.0 (fixed in 9.13.0.0)

Published 2026-03-04. Last modified 2026-06-17.