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#6 BleepingComputer general November 10, 2026 at 16:17 UTC

Critical Xen Orchestra auth bypass flaw exploited to hijack VM servers

By Lawrence Abrams

AI Summary

A critical authentication bypass vulnerability in Xen Orchestra is being actively exploited, granting attackers administrator privileges and enabling full takeover of XCP-ng virtualization hosts. Organizations running Xen Orchestra for VM management should treat this as an emergency patch, as successful exploitation allows arbitrary code execution as admin and lateral movement to underlying hypervisor nodes.

Relevance score: 84.0/100

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