CVE-2026-53563: Persistent Command Execution
Published Oct 13, 2026
·Updated
Vulnerability in Citrix UniconOS leading to Persistent Command Execution
This issue affects UniconOS: before 2607.2 CR and before 2603 LTSR CU2.
Affected Software
1 affected component
Citrix UniconOS<2607.2 CR, <2603 LTSR CU2
Event History
Oct 13, 2026
CVE Published
via MITRE·10:04 PM
Data Sourced
via MITRE·10:04 PM
Description
Frequently Asked Questions
1
Which UniconOS releases need to be remediated?
The issue affects UniconOS releases before 2607.2 CR and before 2603 LTSR CU2. Systems on earlier releases should be updated to an unaffected release.