CVE-2026-8858
IBM WebSphere Application Server, i
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
- 8.8
- EPSS
- 0.26% 17.5% percentile
- CISA KEV
- Not listed
- Published
- 2026.06.23