CVE-2026-40635: Dell Powerscale Onefs

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

Dell PowerScale OneFS versions 9.12.0.0 through 9.13.1.0 contain an Insecure Temporary File vulnerability. A low privileged remote attacker could potentially exploit this vulnerability, leading to denial of service and information tampering.

Affected products

• Dell Powerscale Onefs: from 9.12.0.0, up to and including 9.13.1.0

Published 2026-09-09. Last modified 2026-09-16.