7.4
/ 10
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Description
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 vulnerable to HTTP request smuggling. A remote attacker could smuggle a specially crafted request to the application server thereby allowing the attacker to bypass security controls, spoof identity, escalate privilege, and expose sensitive information.
Basic Information
ID
CVE-2026-8646
Source
ibm
Published
Jun 22, 2026 at 14:44
Affected Product
Vendor
IBM
Product
WebSphere Application Server
Version
9.0.0
Affected Versions
IBM WebSphere Application Server 9.0.0
IBM WebSphere Application Server 8.5.0
IBM WebSphere Application Server - Liberty 17.0.0.3
IBM WebSphere Application Server 8.5.0
IBM WebSphere Application Server - Liberty 17.0.0.3