What’s Vulnerable › Vulnerabilities
CVE-2026-53562: Local Privilege Escalation
- Severity: high (CVSS 8.5 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-13 · updated 2026-10-14
- Weakness: CWE-59
Description
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; before 2603 LTSR CU2 — fixed in 2603 LTSR CU2, 2607 CR
How to fix
Upgrade to a fixed version: Citrix UniconOS 2603 LTSR CU2, 2607 CR. Check the vendor advisory for mitigations.
References
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