CVE-2026-9320CWE-400

IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities

Medium · published June 22, 2026

CVSS v3.1
5.9
EPSS
1%
Percentile
46.2
In the wild
Unconfirmed
What it is

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 a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00565 · 46.2th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-06-22T14:53Z
EPSS history
Timeline
  • 22 JUN 14:53Z
    IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities
    cvelistv5