CVE-2026-9319

CRITICAL EPSS 35.3%
Published Jun 1, 20264w ago · Modified Jun 17, 20261w ago
9.0 CVSS 3.1
Critical
Find Similar
Published Jun 1, 2026 4w ago
Last Modified Jun 17, 2026 1w ago

Description

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to potential remote code execution due to deserialization of untrusted data via JAX-WS endpoints with WS-Security.

CVSS Details

Base Score
9.0
Exploitability
2.2
Impact
6.0
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
35.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-502 Deserialization of Untrusted Data Validation

Affected Products 2

VendorProductVersionRange
ibmwebsphere_application_server*≥8.5.0.0  –  <8.5.5.30
ibmwebsphere_application_server*≥9.0.0.0  –  <9.0.5.29

References 1

  • ibm.com https://www.ibm.com/support/pages/node/7274738
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.