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CVE-2026-16187

IBM WebSphere Application Server prior to 9.0.5.29 and 8.5.5.31 are affected by multiple vulnerabilities

CVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-16187

Published

IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to bypass authentication and obtain sensitive information by sending a crafted unauthenticated request.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-16187

Published

WebSphere Application Server

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "IBM",
                    "product": "WebSphere Application Server",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "9.0"
                        },
                        {
                            "status": "affected",
                            "version": "8.5"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*",
                        "cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*",
                        "cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*",
                        "cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON