by Kastro
Paper/Archive/CVE-2026-9311

CVE-2026-9311

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

EPSS 0.5%CVSS 9.0
critical.is priorityof 100
36
CVSS 9.0 (CNA)9.0 / 10 × 3027.0Not in CISA KEV+300.0EPSS percentile 43.4.434 × 208.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

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/7274733