Paper/Archive/CVE-2026-9319

CVE-2026-9319

IBM WebSphere Application Server — IBM WebSphere Application Server is affected by a remote code execution vulnerability

EPSS 0.5%CVSS 9.0

critical.is priorityof 100

CVSS 9.0 (CNA)9.0 / 10 × 3027.0 Not in CISA KEV+300.0 EPSS percentile 39.7.397 × 207.9 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

WebSphere Application Server9.0 – 1.1.9.12–CNA

WebSphere Application Server8.5–CNA

Scores by source

ibm (CNA)9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchibm.com/support/pages/node/7274738