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DT497706:IBM WebSphere Application Server Liberty is affected by multiple vulnerabilities due to Neethi (CVE-2026-66142, CVE-2026-66143, CVE-2026-66144)

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Abstract

IBM WebSphere Application Server Liberty is affected by multiple vulnerabilities due to Neethi (CVE-2026-66142, CVE-2026-66143, CVE-2026-66144)

Download Description

  • This fix resolves the following vulnerabilities: CVE-2026-66142, CVE-2026-66143, CVE-2026-66144

  • This fix supersedes (includes) the fix for PH71687
    IFPH71687: CVE-2026-42402, CVE-2026-42403, CVE-2026-42404

The fix for this APAR is targeted for inclusion in 26.0.0.10

For more information, see: Recommended Updates for WebSphere Application Server

 

 

 

 

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IMPORTANT NOTE:
WebSphere Application Server and Liberty fix access requires S&S Entitlement beginning in 2021. Use properly registered IDs to download the fixes in this table.  

Signature file is provided along with interim fix. See Verifying WebSphere Application Server release packages and Verifying Liberty release packages. 
 

IBM Installation Manager packages

DOWNLOADRELEASE DATE

URL

26.0.0.9-WS-WLP-IFDT49770608 September 2026FC
26.0.0.6-WS-WLP-IFDT49770608 September 2026FC
26.0.0.3-WS-WLP-IFDT49770608 September 2026FC
25.0.0.12-WS-WLP-IFDT49770608 September 2026FC

Archive packages (no IM)

DOWNLOADRELEASE DATE

URL

26009-wlp-archive-IFDT49770608 September 2026FC
26006-wlp-archive-IFDT49770608 September 2026FC
26003-wlp-archive-IFDT49770608 September 2026FC
250012-wlp-archive-IFDT49770608 September 2026FC
Note: FC stands for Fix Central. Review the What is Fix Central (FC)? FAQs for more details.

Problems Solved

PH71687;DT497706

Change History

  • 08 September 2026: Supersede with DT497706

On

Technical Support

Contact IBM Support at https://www.ibm.com/mysupport/ or 1-800-IBM-SERV (US only).

Document Location

Worldwide

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Document Information

Modified date:
08 September 2026

UID

ibm17277432

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