CVE-2026-11541

HIGH

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are affected by an HTTP request smuggling vulnerability.

CVSS v3.1 Score

7.4
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Published: 6/30/2026Modified: 7/2/2026

Related Intelligence (1)

CRITICALVulnerability

NVD CRITICAL: CVE-2026-11541 — IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Serv...

IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are affected by an HTTP request smuggling vulnerability.

CVE-2026-11541
NIST NVD

References (1)

https://www.ibm.com/support/pages/node/7277550Vendor Advisory