PULSE
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FEED
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← All CVEs
CVE Watch—

CVE-2020-1040

Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability

CVSS

—

No CVSS

EPSS

7.4%

p94

KEV

YES

Nov 3, 2021

Exploit Today

78

0-100

Published: — · Last modified: —

EPSS · 30d
7.3%EPSS · 30 days7.4%
2026-09-172026-10-15
KEV catalog record

Product

Microsoft / Hyper-V RemoteFX

Vulnerability

Microsoft Hyper-V RemoteFX vGPU Remote Code Execution Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

May 3, 2022

Known ransomware use

No

Summary description

Microsoft Hyper-V RemoteFX vGPU contains an improper input validation vulnerability due to the host server failing to properly validate input from an authenticated user on a guest operating system. Successful exploitation allows for remote code execution on the host operating system.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2020-1040

Related CVEs

No related CVEs by CWE or product.