CVE-2026-21518HighCVSS 8.8

GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability

Published
February 10, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-21518 →

📋 Description

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 products2

  • Microsoft Visual Studio Code CoPilot Chat Extension
  • Visual Studio Code

✅ Remediation

KBRelease Notes (Security Update) — fixed build 1.110.1 KBRelease Notes (Security Update) — fixed build 0.37.1

🔗 References (5)