Denial of Service Vulnerability in IBM WebSphere Application Server
CVE-2026-9338

5.3MEDIUM

Key Information:

Vendor

IBM
Status
Websphere Application Server
Vendor
CVE Published:
10 September 2026

What is CVE-2026-9338?

IBM WebSphere Application Server versions 9.0 and 8.5 are susceptible to a denial of service vulnerability. By sending specially crafted requests, a remote attacker may cause excessive resource consumption, which can effectively degrade service availability. This issue emphasizes the importance of securing your applications against potential abuse that can disrupt operations.

Affected Version(s)

WebSphere Application Server 9.0

WebSphere Application Server 8.5

References

https://www.ibm.com/support/pages/node/7286610
vendor-advisorypatch

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.