CVE-2026-9330

CVSS Score & Metrics

Base Score

8.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H                                    

Vulnerability Description

IBM WebSphere Application Server 9.0, and 8.5 is affected by an improper validation of user-supplied data during deserialization using the SAML Web Single Sign-On component. This could result in remote code execution via a crafted HTTP request when combined with a suitable gadget chain.

Vulnerability Details

Published Date

June 01, 2026

Last Modified

June 04, 2026

CWE ID

CWE-502

Source

NVD

Vendor

ibm

Product

websphere_application_server

External References

https://www.ibm.com/support/pages/node/7274733

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

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