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CVE-2026-8858

IBM i

Description

IBM i 7.6, 7.5, 7.4, and 7.3, IBM WebSphere Application Server and IBM WebSphere Application Server Liberty are vulnerable to remote code execution and denial of service in the WebSphere Web Server Plug-in component. This vulnerability can be exploited when an attacker impersonates the application server and sends crafted responses to the plug-in.

CVSS 7.5EPSS 0.26%Risk 0.77
View source
Published
2026-06-22 16:16:42
Affected versions
unknown
Type
Operating system
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H