CVE-2026-93895

Critical

Description

IBM WebSphere Application Server - Liberty 20.0.0.12 through 26.0.0.10 could allow an unauthenticated remote attacker to bypass access controls configured on gRPC service methods.

SeverityCritical

CVSS9.1

Exploit probability—

Product

Ibm Websphere Application Server

PublishedOct 13, 2026

First seenOct 13, 2026

Weakness typeCWE-284Improper access control

How to fix

Update

ibm websphere_application_server26.0.0.11 or later

Patches

ibm.com/support/pages/node/7292228

Affected products

Product	Affected versions	Fixed in
ibm websphere_application_server	20.0.0.12 ≤ v < 26.0.0.11	26.0.0.11

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