CVE-2021-43908

Name: CVE-2021-43908
Creator: NVD / NIST
Published: 2021-12-15T15:15:11.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 2.69%

Last modified Jun 17, 2026

CVE-2021-43908 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Visual Studio Code Spoofing Vulnerability. EPSS estimates a 2.69% chance of exploitation in the next 30 days.

Description

Visual Studio Code Spoofing Vulnerability

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

2.69%

84.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Visual Studio Code	All versions

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43908Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43908Patch, Vendor Advisory

Timeline

Published: Dec 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43908?

Visual Studio Code Spoofing Vulnerability

How severe is CVE-2021-43908?

CVE-2021-43908 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 2.69% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43908?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-43908?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST