CVE-2026-93909

Critical

Description

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 is vulnerable by an authentication bypass vulnerability when samlWeb-2.0 feature is enabled.

SeverityCritical

CVSS9.1

Exploit probability—

Product

Ibm Websphere Application Server

PublishedOct 13, 2026

First seenOct 13, 2026

Weakness typeCWE-384CWE-384

How to fix

Update

ibm websphere_application_server26.0.0.11 or later

Patches

ibm.com/support/pages/node/7292236

Affected products

Product	Affected versions	Fixed in
ibm websphere_application_server	17.0.0.3 ≤ v < 26.0.0.11	26.0.0.11

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