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CVE-2026-4410

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
27/05/2026
Last modified:
01/06/2026

Description

IBM WebSphere Application Server - Liberty 19.0.0.7 through 26.0.0.5 and IBM WebSphere Application Server 9.0, and 8.5 and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.

Impact

Vector 3.x
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 4.80 MEDIUM
Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
4.80
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:* 8.5.0.0 (including) 8.5.5.29 (including)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:-:*:*:* 9.0.0.0 (including) 9.0.5.27 (including)
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:* 19.0.0.7 (including) 26.0.0.5 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools