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DT497707:IBM Websphere Application Server Liberty is affected by an improper restriction of XML External Entitiy Reference vulnerability due to Apache CXF (CVE-2026-49875)

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Abstract

IBM Websphere Application Server Liberty is affected by an improper restriction of XML External Entitiy Reference vulnerability due to Apache CXF (CVE-2026-49875)

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Security Bulletins from superseded fixes:

 

 

The fix for this APAR is targeted for inclusion in 26.0.0.10. For more information, see Recommended Updates for WebSphere Application Server

This fix supersedes (includes) the fixes for PH67183, PH71585 and DT496328 where applicable

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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-IFDT49770708 September 2026FC
26.0.0.6-WS-WLP-IFDT49770708 September 2026FC
26.0.0.3-WS-WLP-IFDT49770708 September 2026FC
25.0.0.12-WS-WLP-IFDT49770708 September 2026FC

Archive packages (no IM)

DOWNLOADRELEASE DATE

URL

26009-wlp-archive-IFDT49770708 September 2026FC
26006-wlp-archive-IFDT49770708 September 2026FC
26003-wlp-archive-IFDT49770708 September 2026FC
250012-wlp-archive-IFDT49770708 September 2026FC
Note: FC stands for Fix Central. Review the What is Fix Central (FC)? FAQs for more details.

Problems Solved

DT497707,DT496328, PH67183, PH71585

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

ibm17283565

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