CVE-2026-21518: Microsoft Visual Studio Code

High severity, CVSS 8.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Improper neutralization of special elements used in a command ('command injection') in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

Affected products

• Microsoft Visual Studio Code: before 1.109.2 (fixed in 1.109.2)

Published 2026-02-10. Last modified 2026-06-17.