Is CVE-2021-22928 being actively exploited?

CVE-2021-22928 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2021-22928?

CVE-2021-22928 has a CVSS 3.1 base score of 7.8 (HIGH).

CVE-2021-22928

HIGH · CVSS 7.8EPSS 0.2%EU EUVD

A vulnerability has been identified in Citrix Virtual Apps and Desktops that could, if exploited, allow a user of a Windows VDA that has either Citrix Profile Management or Citrix Profile Management WMI Plugin installed to escalate their privilege level on that Windows VDA to SYSTEM.

Key facts

CVSS score: 7.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS score: 0.2% (15th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2021-10057)
Published: August 5, 2021
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2021-10057 in the EU Vulnerability Database. Last updated in EUVD on August 3, 2024.

View on the EU Vulnerability Database

Affected products

citrix / virtual apps and desktops
citrix / virtual apps and desktops
citrix / virtual apps and desktops
citrix / xenapp
citrix / xenapp
citrix / xenapp
citrix / xendesktop
citrix / xendesktop
citrix / xendesktop

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Citrix XenDesktop 7.15 LTSR Platinum Edition and Citrix XenApp 7.15 LTSR Platinum Edition - Citrix Systems, Inc. - Common Criteria 383-4-433 - archived

References

https://support.citrix.com/article/CTX319750(Patch, Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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