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IBM Websphere Application Server Liberty is affected by multiple vulnerabilities due to the included RestEasy and Apache CXF

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Abstract

IBM Websphere Application Server Liberty is affected by multiple vulnerabilities due to the included RestEasy and Apache CXF

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Security Bulletins from superseded fixes:

 

 

The fix for this APAR is targeted for inclusion in 26.0.0.12. For more information, see Recommended Updates for WebSphere Application Server

This fix supersedes (includes) the fixes for the following issues, where applicable: DT496328 DT497707 DT501739 DT504163 PH71585
 

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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-IFDT5052853 November 2026FC
26.0.0.6-WS-WLP-IFDT5052853 November 2026FC
26.0.0.3-WS-WLP-IFDT5052853 November 2026FC
26.0.0.11-WS-WLP-IFDT5052853 November 2026FC
26.0.0.10-WS-WLP-IFDT5052853 November 2026FC

Archive packages (no IM)

DOWNLOADRELEASE DATE

URL

26009-wlp-archive-IFDT5052853 November 2026FC
26006-wlp-archive-IFDT5052853 November 2026FC
26003-wlp-archive-IFDT5052853 November 2026FC
260011-wlp-archive-IFDT5052853 November 2026FC
260010-wlp-archive-IFDT5052853 November 2026FC
Note: FC stands for Fix Central. Review the What is Fix Central (FC)? FAQs for more details.

Problems Solved

DT497707,DT496328, PH67183, PH71585

DT505285;DT501739;DT504163;DT496328;DT497707;PH71585

Change History

  • November 3: Supersede previous fixes with IFDT505285

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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Problems (APARS) fixed
DT496328;PH67183;PH71585;DT505285;DT501739;DT504163;DT496328;DT497707;PH71585

Document Information

Modified date:
03 November 2026

UID

ibm17283565

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