CVE-2026-110111 Xen Orchestra - Broken Access Control

Xen Orchestra < 6.9.0 contains an improper access control vulnerability caused by unprotected vm.importFromEsxi and vm.importMultipleFromEsxi methods, letting authenticated users escalate to global administrator and execute remote code by exploiting prototype pollution via crafted .vmx files.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Remote Code Execution, Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-1321

Vendor fix

Update to version 6.9.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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