Server-Side Request Forgery Vulnerability in IBM WebSphere Application Server
CVE-2026-11546

7.1HIGH

Key Information:

Vendor

IBM
Status
Websphere Application Server - Liberty
Vendor
CVE Published:
30 June 2026

What is CVE-2026-11546?

A server-side request forgery vulnerability exists in IBM WebSphere Application Server - Liberty versions ranging from 17.0.0.3 to 26.0.0.7 when the adminCenter-1.0 feature is enabled. This flaw could allow an attacker to manipulate the application server into making unintended requests on behalf of the server, potentially exposing sensitive information or performing unauthorized actions within the network. Organizations using affected versions should review the official advisory from IBM and apply recommended patches to mitigate the risk.

Affected Version(s)

WebSphere Application Server - Liberty 17.0.0.3 <= 26.0.0.7

References

https://www.ibm.com/support/pages/node/7278572
vendor-advisorypatch

CVSS V3.1

Score:
7.1
Severity:
HIGH
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

.