CVE-2021-38666

HIGH

Windows Remote Desktop Client - Remote Code Execution

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-38666. PoCs published by DarkSprings.

AI-analyzed exploit summary The repository contains no exploit code or technical details, only a vague message about identity verification and approval. This is characteristic of a social engineering lure.

Description

Remote Desktop Client Remote Code Execution Vulnerability

Exploits (1)

nomisec SUSPICIOUS 2 stars
by DarkSprings · poc
https://github.com/DarkSprings/CVE-2021-38666-poc

The repository contains no exploit code or technical details, only a vague message about identity verification and approval. This is characteristic of a social engineering lure.

Classification
Suspicious 90%
Attack Type
Other
Complexity
Theoretical
Reliability
Theoretical
Target: unknown
No auth needed
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.1299
EPSS Percentile 95.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (20)
microsoft/windows_10
microsoft/windows_10 20h2
microsoft/windows_10 21h1
microsoft/windows_10 1607
microsoft/windows_10 1809
microsoft/windows_10 1909
microsoft/windows_10 2004
microsoft/windows_11 (2 CPE variants)
microsoft/windows_7
microsoft/windows_8.1
... and 10 more
Published Nov 10, 2021
Tracked Since Feb 18, 2026