CVE-2026-15280: IBM WebSphere Application Server Liberty is affected by a remote code execution and path-segment injection vulnerability

Published Jul 28, 2026
·
Updated

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 ND Collective Controller is affected by a path-segment injection vulnerability in the collective routing mechanism.

Other sources

IBM WebSphere Application Server - Liberty ND Collective Controller is affected by a path-segment injection vulnerability in the collective routing mechanism.

— IBM

Affected Software

3 affected components
IBM WebSphere Application Server - Liberty>=17.0.0.3<=26.0.0.8
IBM WebSphere Application Server - Liberty<=17.0.0.3 - 26.0.0.8
IBM WebSphere Application Server>=17.0.0.3<26.0.0.9

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 26.0.0.9
  2. Upgrade

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

    Patch DT496531

Event History

Jul 28, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·08:09 PM
Data Sourced
via MITRE·08:09 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-15280?

The severity of CVE-2026-15280 is rated high, with a CVSS score of 7.5.

2

What type of vulnerability is CVE-2026-15280?

CVE-2026-15280 is a remote code execution and path-segment injection vulnerability.

3

Which versions of IBM WebSphere Application Server Liberty are affected by CVE-2026-15280?

IBM WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.8 ND Collective Controller are affected by CVE-2026-15280.

4

How can I mitigate CVE-2026-15280?

Mitigation for CVE-2026-15280 involves updating IBM WebSphere Application Server - Liberty to an unaffected version.

5

What impact does CVE-2026-15280 have on systems?

CVE-2026-15280 can potentially allow an attacker to execute arbitrary code on the affected systems.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203