CVE-2026-101117

IBM WebSphere eXtremes Scale Liberty deployment is affected by Cross Site Scripting(XSS) attacks.

Published Nov 8, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.2.2 could allow a remote attacker to bypass security restrictions due to improper Content Security Policy configuration.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerability now. ProductVersion(s)APARRemediation/First FixIBM WebSphere eXtreme Scale8.6.1.0 - 8.6.2.2PH73641 For older versions, upgrade to latest fixpack 8.6.2.2 and then apply the PH73641 iFix. If you are using 8.6.2.2 directly apply the PH73641 iFix. Recommended Fixes page for WebSphere eXtreme Scale http://www.ibm.com/support/docview.wss

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM WebSphere Extreme Scale 8.6.1.0 through 8.6.2.2 could allow a remote attacker to bypass security restrictions due to improper Content Security Policy configuration.
Title IBM WebSphere eXtremes Scale Liberty deployment is affected by Cross Site Scripting(XSS) attacks.
First Time appeared Ibm
Ibm websphere Extreme Scale
Weaknesses CWE-16
CPEs cpe:2.3:a:ibm:websphere_extreme_scale:8.6.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_extreme_scale:8.6.2.2:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm websphere Extreme Scale
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Nov 9, 2026, 4:59 PM
Reserved
Sep 28, 2026, 6:27 AM
Status
Awaiting Analysis
Published
Nov 8, 2026, 4:16 PM
Modified
Nov 9, 2026, 5:17 PM