CVE-2026-21935: Medium severity Oracle Oracle Solaris vulnerability

Published Jan 20, 2026

Updated

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Driver). The supported version that is affected is 11. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data as well as unauthorized access to critical data or complete access to all Oracle Solaris accessible data. CVSS 3.1 Base Score 5.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N).

Affected Software

2 affected components

Oracle Oracle Solaris

Oracle Solaris=11

Event History

Jan 20, 2026

CVE Published

via MITRE·09:56 PM

Data Sourced

via MITRE·09:56 PM

DescriptionSeverity

Data Sourced

via NVD·10:15 PM

DescriptionSeverityAffected Software

Feb 19, 58052

Event

via FIRST·07:37 PM

Frequently Asked Questions

What is the severity of CVE-2026-21935?

The severity of CVE-2026-21935 is classified as high due to its potential for exploitation by privileged attackers.

How do I fix CVE-2026-21935?

To fix CVE-2026-21935, apply the latest security patches provided by Oracle for Oracle Solaris 11.

Who is affected by CVE-2026-21935?

CVE-2026-21935 affects users of Oracle Solaris 11 who have privileged access to the system.

What type of vulnerability is CVE-2026-21935?

CVE-2026-21935 is an easily exploitable vulnerability in the driver component of Oracle Solaris.

Can CVE-2026-21935 be exploited remotely?

CVE-2026-21935 requires that the attacker has logon access to the infrastructure, indicating it is not a remote exploit.