IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 are vulnerable to a denial of service via a crafted HTTP request.

Project Subscriptions

Vendors Products
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Websphere Application Server Liberty Subscribe
Advisories

No advisories yet.

Fixes

Solution

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the fix for APAR PH71585 and PH71670. For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.7:· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71585--OR--· Apply Fix Pack 26.0.0.8 or later (targeted availability 3Q2026).For IBM WebSphere Application Server traditional:For V9.0.0.0 through 9.0.5.28:· Upgrade to minimal fix pack levels as required by the interim fix and then apply the Interim Fix that resolves PH71670--OR--· Apply Fix Pack 9.0.5.29 or later (targeted availability 3Q2026).  For V8.5.0.0 through 8.5.5.30:· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix that resolves PH71670--OR--· Apply Fix Pack 8.5.5.31 or later (targeted availability 3Q2026).Additional interim fixes may be available and linked off the interim fix download page.


Workaround

No workaround given by the vendor.

History

Thu, 30 Jul 2026 17:00:00 +0000

Type Values Removed Values Added
Description IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 are vulnerable to a denial of service via a crafted HTTP request.
Title IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities
First Time appeared Ibm
Ibm websphere Application Server
Ibm websphere Application Server Liberty
Weaknesses CWE-400
CPEs cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server___liberty:17.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server___liberty:26.0.0.7:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm websphere Application Server
Ibm websphere Application Server Liberty
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-07-30T18:00:19.093Z

Reserved: 2026-05-22T20:50:36.998Z

Link: CVE-2026-9322

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses