Citrix security advisory (AV26-1034)

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        <div><p><strong>Serial number: </strong>AV26-1034<br /><strong>Date: </strong>October 13, 2026</p>

As of October 13, 2026, Citrix is affected by vulnerabilities in the following products:

• UniconOS
  • Prior to 2603 LTSR CU2
  • Prior to 2607.2 CR
• XenServer
  • Version 8.4
• XenServer
  • Version 9

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

• Citrix UniconOS Security Bulletin CVE-2026-53562, CVE-2026-53563, and CVE-2026-53564
• XenServer Security Update for CVE-2026-79610, CVE-2026-79610, CVE-2026-102700 and CVE-2026-102701
• Citrix Security Advisories

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Article Link: Citrix security advisory (AV26-1034) - Canadian Centre for Cyber Security