Server-Side Request Forgery Vulnerability in IBM WebSphere Application Server
CVE-2026-11547

4.3MEDIUM

Key Information:

Vendor

IBM
Status
Websphere Application Server - Liberty
Vendor
CVE Published:
8 November 2026

What is CVE-2026-11547?

IBM WebSphere Application Server Liberty versions between 17.0.0.3 and 26.0.0.10 contain a server-side request forgery vulnerability within the Admin Center's deploy validation endpoint. This flaw enables attackers to manipulate requests to internal services, posing risks to sensitive data and system integrity.

Affected Version(s)

WebSphere Application Server - Liberty 17.0.0.3 <= 26.0.0.10

References

https://www.ibm.com/support/pages/node/7295268
vendor-advisorypatch

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.