Description
IBM WebSphere Application Server - Liberty 19.0.0.7 through 26.0.0.5 and IBM WebSphere Application Server 9.0, and 8.5 and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | WebSphere Application Server - Liberty | 19.0.0.7 – ≤ 26.0.0.5 | — |
| IBM | WebSphere Application Server | 9.0, 8.5 | — |
Advisories 1
- WID-SEC-2026-1593 IBM WebSphere Application Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 15, 2026
References
- https://www.ibm.com/support/pages/node/7273424 vendor-advisory patch