PT-2026-45542 · Ibm · Ibm Websphere Application Server

Published 2026-06-01 · Updated 2026-06-01 · CVE-2026-8644

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Name of the Vulnerable Software and Affected Versions IBM WebSphere Application Server version 9.0 IBM WebSphere Application Server version 8.5

Description An issue exists that allows for identity spoofing, where an attacker can impersonate another user or system identity.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Authentication Bypass by Spoofing

Weakness Enumeration

CWE-290

Related Identifiers

CVE-2026-8644

Affected Products

Ibm Websphere Application Server

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-8644 · Security Note
• https://twitter.com/knaepp/status/2061490473152156060 · Twitter Post
• https://ibm.com/support/pages/node/7274740 · Patch, Vendor Advisory