Skip to content

#vm-escape

1 article

Security Alerts Jan 3, 2026

CVE-2026-23554: Critical Citrix XenServer Vulnerability - Host Memory Leak from Guest VM

CVE-2026-23554 in Citrix XenServer 8.4 and earlier allows a privileged user within a guest VM to access portions of host memory, potentially leading to privilege escalation, information disclosure, or system availability compromise.