CVE-2026-53562: Citrix Uniconos

High severity, CVSS 8.5. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper link resolution before file access ('link following') vulnerability in Citrix UniconOS. This issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.

Affected products

• Citrix Uniconos: before 2607 CR (fixed in 2607 CR); before 2603 LTSR CU2 (fixed in 2603 LTSR CU2)

Published 2026-10-13. Last modified 2026-10-14.