IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.

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Vendors Products
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Websphere Application Server Subscribe
Advisories

No advisories yet.

Fixes

Solution

IBM strongly recommends addressing the vulnerability now by applying a currently available Web Server Plug-ins interim fix or fix pack that contains the fix for APAR PH71342.  Web Server Plug-ins for IBM WebSphere Application Server (used with either WebSphere Application Server traditional or Liberty): For V9.0.0.0 through 9.0.5.27: · Upgrade to minimal fix pack levels as required by the interim fix and then apply the Web Server Plug-ins Interim Fix that resolves  PH71342 https://www.ibm.com/support/pages/node/7273976 --OR-- · Apply Web Server Plug-ins Fix Pack 9.0.5.28 or later (targeted availability 2Q2026).   For V8.5.0.0 through 8.5.5.29: · Upgrade to minimal fix pack levels as required by interim fix and then apply Web Server Plug-ins Interim Fix that resolves  PH71342 https://www.ibm.com/support/pages/node/7273976 --OR-- · Apply Web Server Plug-ins Fix Pack 8.5.5.30 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

Wed, 27 May 2026 18:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:liberty:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.0.0:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.0.0:*:*:*:liberty:*:*:*
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:*

Wed, 27 May 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Ibm websphere Application Server
CPEs cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:liberty:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.0.0:*:*:*:-:*:*:*
cpe:2.3:a:ibm:websphere_application_server:9.0.0.0:*:*:*:liberty:*:*:*
Vendors & Products Ibm websphere Application Server

Wed, 27 May 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 26 May 2026 18:00:00 +0000

Type Values Removed Values Added
Description IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.
Title IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by multiple vulnerabilities when using when using Web Server Plug-ins
First Time appeared Ibm
Ibm web Server Plug Ins For Websphere Application Server And Websphere Liberty
Weaknesses CWE-94
CPEs cpe:2.3:a:ibm:web_server_plug_ins_for_websphere_application_server_and_websphere_liberty:8.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:web_server_plug_ins_for_websphere_application_server_and_websphere_liberty:8.5:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm web Server Plug Ins For Websphere Application Server And Websphere Liberty
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-05-27T11:55:40.403Z

Reserved: 2026-05-14T19:03:34.571Z

Link: CVE-2026-8633

cve-icon Vulnrichment

Updated: 2026-05-27T11:55:36.625Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-26T18:16:56.513

Modified: 2026-05-27T18:12:04.373

Link: CVE-2026-8633

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-26T22:15:17Z

Weaknesses