Vulnerability Details CVE-2026-8633
IBM Web Server Plug-ins for WebSphere Application Server and WebSphere Liberty 8.5, 9.0 IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to remote code execution in the Web Server Plug-ins, through a specially crafted request.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 49.7%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-8633
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cpe:2.3:a:ibm:websphere_application_server:*
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cpe:2.3:a:ibm:websphere_application_server:8.5.0.0
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.13
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.16
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.22
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.23
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.4
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.5
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.6
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.7
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.8
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cpe:2.3:a:ibm:websphere_application_server:8.5.5.9
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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:9.0.5.1
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.15
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.16
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.20
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.21
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.22
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.24
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.25
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.26
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cpe:2.3:a:ibm:websphere_application_server:9.0.5.27