Improper access control in Oracle Solaris Plugins component
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Oracle Solaris version 11.4 is affected in its Plugins component. An improper access control weakness (CWE-284) lets a high-privileged attacker with logon to the system compromise Oracle Solaris, and a successful attack requires action from a different user. A successful attack can create, delete or modify critical data and access all Oracle Solaris accessible data, and it can also affect other products.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
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).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Oracle Solaris.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle Solaris — oracle.com/security-alerts/cpuoct2026.html
26 records Highest priority Priority MEDIUM 4 MEDIUM, 22 LOW
Other records, highest priority first
- TI-2026-77847 Improper authentication in Oracle Solaris enables remote takeoverPriority MEDIUM 49
- TI-2026-77045 Missing authentication in Oracle Solaris Image Packaging SystemPriority MEDIUM 49
- TI-2026-77312 Uncontrolled resource consumption in Oracle Solaris servicesPriority MEDIUM 42
Timeline
- 2026-10-21 Threatist record created from CVE-2026-91242
- 2026-10-21 Alias added: GHSA-q63q-qrcq-q6hf
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-10-28 Weakness changed · CISA ADP
- 2026-10-28 CISA SSVC decision points changed
References
Advisory 1
More Oracle vulnerabilities
- TI-2026-34425 Improper privilege management in Oracle Payments KEVCVSS 3.1CRITICAL 9.8
- TI-2026-27421 Missing authentication in Oracle PeopleSoft Enterprise PeopleTools KEVCVSS 3.1CRITICAL 9.8
- TI-2026-17661 Improper access control in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in KEVCVSS 3.1CRITICAL 10.0
- TI-2025-38252 Improper authentication in Oracle Concurrent Processing KEVCVSS 3.1CRITICAL 9.8
- TI-2025-38151 Missing authentication in Oracle Identity Manager KEVCVSS 3.1CRITICAL 9.8
- TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-91242 · CVE Program
- CVE-2026-91242 · NVD
- FIRST EPSS
- GHSA-q63q-qrcq-q6hf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences