CVE-2020-3997

5.4 mediumEPSS 0.7%

Medium (5.4) in vmware horizon. EPSS 0.7% chance of exploitation in the next 30 days.

VMware Horizon Server (7.x prior to 7.10.3 or 7.13.0) contains a Cross Site Scripting (XSS) vulnerability. Successful exploitation of this issue may allow an attacker to inject malicious script which will be executed.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-10-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

vmware:horizon

References

https://www.vmware.com/security/advisories/VMSA-2020-0024.html
https://www.vmware.com/security/advisories/VMSA-2020-0024.html

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