Vulnerability Details CVE-2026-11541
IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 are affected by an HTTP request smuggling vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 33.6%
CVSS Severity
CVSS v3 Score 7.4
Products affected by CVE-2026-11541
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cpe:2.3:a:ibm:websphere_application_server:17.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:17.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:18.0.0.1
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cpe:2.3:a:ibm:websphere_application_server:18.0.0.2
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cpe:2.3:a:ibm:websphere_application_server:18.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:18.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.1
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.10
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.11
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.12
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.2
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.5
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.6
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.7
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.8
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cpe:2.3:a:ibm:websphere_application_server:19.0.0.9
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.1
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.10
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.11
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.12
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.2
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.5
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.6
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.7
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.8
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cpe:2.3:a:ibm:websphere_application_server:20.0.0.9
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.1
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.10
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.12
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.2
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:21.0.0.5
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cpe:2.3:a:ibm:websphere_application_server:22.0.0.1
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cpe:2.3:a:ibm:websphere_application_server:22.0.0.5
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cpe:2.3:a:ibm:websphere_application_server:22.0.0.6
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cpe:2.3:a:ibm:websphere_application_server:23.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:24.0.0.3
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cpe:2.3:a:ibm:websphere_application_server:24.0.0.4
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cpe:2.3:a:ibm:websphere_application_server:24.0.0.5
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cpe:2.3:a:ibm:websphere_application_server:24.0.0.6
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.25
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cpe:2.3:a:ibm:websphere_application_server:9.0.0.0
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.19