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Medium 5.4Published Sep 14, 2026

CVE-2026-16186IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5.31 are affected by multiple vulnerabilities

Updated under an hour ago ()

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It affects IBM WebSphere Application Server. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

IBM WebSphere Application Server 9.0, and 8.5 is affected by a reflected cross-site scripting vulnerability.

CVSS
5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
ibm
NVD analysis
Awaiting Analysis
Record last updated
Sep 15, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
IBM WebSphere Application Server
ibm:websphere_application_server
9.0; 8.5
CNA record

References

  • vendor-advisory, patch

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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