Oracle Solaris 11.4 Plugins Privilege Escalation via Logon
CVE-2026-91242 Published on October 20, 2026
Vulnerability in the Oracle Solaris product of Oracle Systems (component: Plugins). The supported version that is affected is 11.4. 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 and while the vulnerability is in Oracle Solaris, attacks may significantly impact additional products (scope change). 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 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N).
Vulnerability Analysis
CVE-2026-91242 is exploitable with local system access, requires user interaction and user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-91242 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-91242
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