CVE-2020-26191: Dell Emc Powerscale Onefs

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Dell EMC PowerScale OneFS versions 8.1.0 - 9.1.0 contain a privilege escalation vulnerability. A user with ISI_PRIV_JOB_ENGINE may use the PermissionRepair job to grant themselves the highest level of RBAC privileges thus being able to read arbitrary data, tamper with system software or deny service to users.

Affected products

• Dell Emc Powerscale Onefs: version 8.1.0 only; version 8.1.1 only; version 8.1.2 only; version 8.2.0 only; version 8.2.1 only; version 8.2.2 only; …

Published 2021-02-09. Last modified 2026-06-17.