CVE-2026-21930: Oracle Sun ZFS Storage Appliance Kit

Low severity, CVSS 2.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Vulnerability in the Oracle ZFS Storage Appliance Kit product of Oracle Systems (component: Filesystems). The supported version that is affected is 8.8. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle ZFS Storage Appliance Kit executes to compromise Oracle ZFS Storage Appliance Kit. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle ZFS Storage Appliance Kit accessible data. CVSS 3.1 Base Score 2.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N).

Affected products

• Oracle Sun ZFS Storage Appliance Kit: version 8.8.0 only

Published 2026-01-20. Last modified 2026-06-17.