CVE-2026-87423 Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System).
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-87423?
CVE-2026-87423 is a medium-severity vulnerability in Oracle Solaris, published on 20 Oct 2026.
Official description
Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). The supported version that is affected is 11.4. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Solaris. CVSS 3.1 Base Score 4.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L).
Weakness: CWE-269
Which versions are affected by CVE-2026-87423?
How do I fix CVE-2026-87423?
No fix has been published for CVE-2026-87423 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-87423 being exploited?
There is no known exploitation of CVE-2026-87423 in the wild and no public exploit code.
Sources
Also known as GHSA-m8g5-28ff-mp9h.