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Medium 6.9Published Oct 13, 2026
CVE-2026-53563Persistent Command Execution
Updated under an hour ago ()
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It affects Citrix UniconOS. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Vulnerability in Citrix UniconOS leading to Persistent Command Execution This issue affects UniconOS: before 2607.2 CR and before 2603 LTSR CU2.
- CVSS
- 6.9 MEDIUM (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Citrix
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
Citrix UniconOS citrix:uniconos (from the name) | before 2607.2 CR; before 2603 LTSR CU2 | CNA record |
References
- https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697187
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.