CVE-2026-9311

9.0 CRITICAL

Published: June 01, 2026 Modified: June 04, 2026

Description

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to remote code execution caused by the bypass of security controls.

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0.0 Low Medium High Critical 10.0

Vector String

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

Patch Vendor Advisory Exploit Third Party Advisory

Source: psirt@us.ibm.com

Vendor Advisory

1 reference(s) from NVD

CVSS v3 Score

9.0 / 10.0

EPSS (Exploit Probability)

0.3%

58th percentile

Exploitation Status

Not in CISA KEV

CWE-94

ibm