What’s Vulnerable › Vulnerabilities

CVE-2026-40376: Visual Studio Code Elevation of Privilege Vulnerability

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-09 · updated 2026-09-24
• Weakness: CWE-20

Description

Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.

Affected products

• Microsoft Visual Studio Code: from 1.0.0 before 1.123.2 — fixed in 1.123.2
• Microsoft Visual Studio Code: from 1.0.0 before 1.123.2 — fixed in 1.123.2

How to fix

Upgrade to a fixed version: Microsoft Visual Studio Code 1.123.2; Microsoft Visual Studio Code 1.123.2. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40376

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