CVE-2020-3961

7.8 highEPSS 0.4%

High (7.8) in vmware horizon client. EPSS 0.4% chance of exploitation in the next 30 days.

VMware Horizon Client for Windows (prior to 5.4.3) contains a privilege escalation vulnerability due to folder permission configuration and unsafe loading of libraries. A local user on the system where the software is installed may exploit this issue to run commands as any user.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-10-31)
CWE: CWE-732
Published: 2020-06-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

vmware:horizon_client

References

https://www.vmware.com/security/advisories/VMSA-2020-0013.html
https://www.vmware.com/security/advisories/VMSA-2020-0013.html

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