CVE-2026-11897CWE-770denial-of-service

CVE-2026-11897

High · published July 30, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
44.2
In the wild
Unconfirmed
What it is

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is 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
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00533 · 44.2th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-07-30T19:16Z
Affected products (1)
ProductVersionsFixed in
ibm/websphere_application_server≥ 17.0.0.3, < 26.0.0.826.0.0.8
References (1)
https://www.ibm.com/support/pages/node/7280695 · [email protected]
EPSS history
Timeline
  • 30 JUL 14:18Z
    IBM WebSphere Application Server Liberty is affected by a denial of service vulnerability with HTTP/2
    cvelistv5