CVE-2026-11708: IBM WebSphere Application Server is affected by a cross-site scripting vulnerability

Published Jun 30, 2026
·
Updated

IBM WebSphere Application Server 9.0, and 8.5 is affected by a cross-site scripting vulnerability in the administrative console's integrated help system.

Other sources

IBM WebSphere Application Server is affected by a cross-site scripting vulnerability in the administrative console's integrated help system.

IBM

Affected Software

6 affected components
IBM WebSphere Application Server 9.0
IBM WebSphere Application Server 8.5
IBM WebSphere Application Server<=9.0
IBM WebSphere Application Server<=8.5
IBM WebSphere Application Server>=8.5.0.0<8.5.5.31
IBM WebSphere Application Server>=9.0.0.0<9.0.5.29

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM WebSphere Application Server traditional 8.5 to a version that resolves this vulnerability.

    Fixed in 8.5.5.31
  2. Upgrade

    Upgrade IBM WebSphere Application Server traditional 9.0 to a version that resolves this vulnerability.

    Fixed in 9.0.5.29
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch PH71756

Event History

Jun 30, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·07:47 PM
Data Sourced
via MITRE·07:47 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-11708?

CVE-2026-11708 has a critical severity score of 9.3 on the CVSS scale.

2

How do I fix CVE-2026-11708?

To fix CVE-2026-11708, apply the patches provided by IBM for WebSphere Application Server 9.0 and 8.5.

3

What systems are affected by CVE-2026-11708?

CVE-2026-11708 affects IBM WebSphere Application Server versions 9.0 and 8.5.

4

What type of vulnerability is CVE-2026-11708?

CVE-2026-11708 is classified as a cross-site scripting (XSS) vulnerability.

5

How can CVE-2026-11708 impact users?

CVE-2026-11708 can allow attackers to execute malicious scripts in the context of the user's session through the administrative console's help system.

Contact

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