---
id: CVE-2026-105443
title: >-
  IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 has
  insufficient isolation between servers sharing an install.
summary: >-
  IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 has
  insufficient isolation between servers sharing an install.
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N'
cwe:
  - CWE-284
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T21:17:27.100'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-105443'
references:
  - url: 'https://www.ibm.com/support/pages/node/7292226'
    label: psirt@us.ibm.com
tags:
  - nvd
ingestedAt: '2026-10-13T21:58:14.169Z'
---

## Overview

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 has insufficient isolation between servers sharing an install.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.