Path-Segment Injection Vulnerability in IBM WebSphere Application Server - Liberty
CVE-2026-15280

7.5HIGH

Key Information:

Vendor

IBM
Status
Websphere Application Server - Liberty
Vendor
CVE Published:
28 July 2026

What is CVE-2026-15280?

IBM WebSphere Application Server - Liberty is affected by a path-segment injection vulnerability in its collective routing mechanism. This security flaw could allow an attacker to manipulate path segments, potentially leading to unauthorized access and control over routing behavior. It is essential for users to apply the recommended patches to mitigate the risks associated with this flaw.

Affected Version(s)

WebSphere Application Server - Liberty 17.0.0.3 <= 26.0.0.8

References

https://www.ibm.com/support/pages/node/7281633
vendor-advisorypatch

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.