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Fencer Vulns
medium 6.1

CVE-2021-21990 json

VMware Workspace one UEM console (2102 prior to 21.2.0.8, 2101 prior to 21.1.0.14, 2011 prior to 20.11.0.27, 2010 prior to 20.10.0.16,2008…

published 2021-05-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9161

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

VMware Workspace one UEM console (2102 prior to 21.2.0.8, 2101 prior to 21.1.0.14, 2011 prior to 20.11.0.27, 2010 prior to 20.10.0.16,2008 prior to 20.8.0.28, 2007 prior to 20.7.0.14,2006 prior to 20.6.0.19, 2005 prior to 20.5.0.46, 2004 prior to 20.4.0.21, 2003 prior to 20.3.0.23, 2001 prior to 20.1.0.32, 1912 prior to 19.12.0.24) contain a cross-site scripting vulnerability. VMware Workspace ONE UEM console does not validate incoming requests during device enrollment after leading to rendering of unsanitized input on the user device in response.

Patch / fix

  • vmware workspace_one_unified_endpoint_management 19.12.0.24, 20.1.0.32, 20.3.0.23, 20.4.0.21, 20.5.0.46, 20.6.0.19, 20.7.0.14, 20.8.0.28, 20.10.0.16, 20.11.0.27, 21.1.0.14, 21.2.0.8

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • herolab.usd.de https://herolab.usd.de/security-advisories/usd-2021-0008/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • n/a Vmware Workspace One UEM console

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.