Critical Citrix XenServer Flaw Allows Unauthenticated Attackers to Take Control of Virtualization Hosts

Citrix has released security updates for XenServer versions 8.4 and 9 to address a critical vulnerability. This flaw could allow an unauthenticated attacker on the management network to compromise virtualization hosts. The Cloud Software Group published a bulletin (CTX697256) on November 3, 2026, classifying the issue as Critical. The bulletin covers nine CVEs. Citrix XenServer […]

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