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OpenAdvisories
High · 8.8 CVE-2026-21518 EUVD-2026-7359

GitHub Copilot and Visual Studio Code Security Feature Bypass Vulnerability

Published Feb 10, 2026 · Updated Aug 19, 2026 · Assigned by microsoft

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 products

VendorProductAffectedFixed
Microsoft Microsoft Visual Studio Code CoPilot Chat Extension 0.27.0 – < 0.37.1 0.37.1
Microsoft Visual Studio Code 1.0.0 – < 1.110.1 1.110.1

Advisories 3

References