Quick answers
- Is CVE-2026-60453 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-60453 being exploited in the wild.
- How severe is CVE-2026-60453?
- Medium severity, with a CVSS score of 5.3, published 20 October 2026.
- Which products and versions are affected?
- Oracle Solaris 11.4.
- Is there a fix for CVE-2026-60453?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-60453 attacked?
- It is attacked with local access, in an operating system.
- Am I affected by CVE-2026-60453?
- Check whether you run Oracle Solaris at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
An easily exploitable local privilege escalation vulnerability exists in the X Window System component of Oracle Solaris 11.4. The vulnerability requires local logon access (low-privileged user context, no user interaction needed) and allows an attacker to read, modify, or delete data as well as cause partial denial of service. A fix for CVE-2026-60453 is available in patched Oracle Solaris releases.
Affected products
- Oracle Solaris 11.4
Timeline
- 2026-10-20: disclosed