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CRITICAL · 9.1

CVE-2026-8644

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to identity spoofing.

Vulnerability Description

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to identity spoofing.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
IbmWebsphere Application Server>= 8.5.0.0, < 8.5.5.30

Related Weaknesses (CWE)

CWE-290

References

FAQ

What is CVE-2026-8644?

CVE-2026-8644 is a vulnerability with a CVSS score of 9.1 (CRITICAL). IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to identity spoofing.

How severe is CVE-2026-8644?

CVE-2026-8644 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-8644?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm Websphere Application Server.