CVE-2026-9319

critical · 9

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

0.5%

EPSS (exploit prob.)

39th

EPSS percentile

2026-06-01

Published

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

Weaknesses

CWE-502

Affected products

Vendor	Product	Affected versions
ibm	websphere_application_server	>= 8.5.0.0, < 8.5.5.30
ibm	websphere_application_server	>= 9.0.0.0, < 9.0.5.29

Check a specific version with /api/v1/cve/match.

References

https://www.ibm.com/support/pages/node/7274738

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-9319