What’s Vulnerable › Vulnerabilities

CVE-2021-43908: Visual Studio Code Spoofing Vulnerability

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-15 · updated 2026-10-08

Description

Visual Studio Code Spoofing Vulnerability

Affected products

• Microsoft Visual Studio Code: all versions
• Microsoft Visual Studio Code: from 1.0.0 before 1.63.1 — fixed in 1.63.1

How to fix

Upgrade to a fixed version: Microsoft Visual Studio Code 1.63.1. Check the vendor advisory for mitigations.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43908
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43908

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