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Vulnerability Intelligence

CVE-2021-27083

High

Remote Development Extension for Visual Studio Code Remote Code Execution Vulnerability

Published Mar 11, 2021 · Updated Aug 19, 2026

Key Facts

Patch immediately
  • CVE-2021-27083 is a high-severity vulnerability (CVSS 7.8 v3.1) affecting Remote Development (Microsoft), Visual Studio Code Remote - Containers Extension.
  • It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
  • EPSS estimates a 62% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Remote Development 1.5.4, Visual Studio Code Remote - Containers Extension 1.5.4.
  • Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

7.8

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

EPSS (30-day exploit likelihood)

62%

Higher than 99.1% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

None known

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Description

Remote Development Extension for Visual Studio Code Remote Code Execution Vulnerability

Affected Products

3 affected entries in total
ProductAffected versionsFixed in
Remote DevelopmentMicrosoftSee advisory1.5.4
Visual Studio Code Remote - Containers Extension>= 1.0.01.5.4

Patched Releases

Remote Development

1.5.4

Visual Studio Code Remote - Containers Extension

1.5.4

Timeline

  1. Publicly disclosed

    Mar 11, 2021

  2. Last updated

    Aug 19, 2026

References

FAQ

Common Questions.

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