CVE-2026-18499
IBM WebSphere Application Server Liberty is affected by a privilege escalation
At a glance
- Severity
- HIGH 8.1
- EPSS
- EPSS 0.42 % · percentile 36 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- ibm
- NVD status
- Analyzed
Description
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is vulnerable to a privilege escalation when using Liberty collectives.
Scores
| Version | Score | Vector | Scored by |
|---|
| CVSS 3.1 | HIGH 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | ibm |
| CVSS 3.1 | HIGH 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | NVD · psirt@us.ibm.com (Secondary) |
Weaknesses (CWE)
European references
CERT-FR advisories
Affected configurations (NVD CPE)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:* ≥ 17.0.0.3 < 26.0.0.9
Affected products
References
Sources
