Server-Side Request Forgery in IBM WebSphere Application Server Liberty
CVE-2026-1561

5.4MEDIUM

Key Information:

Vendor

IBM
Status
Websphere Application Server Liberty
Vendor
CVE Published:
25 March 2026

What is CVE-2026-1561?

IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.3 are susceptible to a server-side request forgery (SSRF) issue. This vulnerability enables a remote attacker to craft requests that are sent from the server, potentially leading to unauthorized access or manipulation of data within the local network. Exploitation of this vulnerability may facilitate network enumeration and allow attackers to launch further malicious activities, disrupting system integrity or confidentiality.

Affected Version(s)

WebSphere Application Server Liberty 17.0.0.3 <= 26.0.0.3

References

https://www.ibm.com/support/pages/node/7267347
vendor-advisorypatch

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.