JustAppSec
HIGH SeverityCVSS 3.18.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVE-2026-21518

Last updated Feb 27, 2026 · Published Feb 10, 2026

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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

1 listed
  • Microsoft:Microsoft Visual Studio Code CoPilot Chat Extension; Microsoft:Visual Studio Code

Mappings

CWE

CWE-77

CAPEC

None listed.

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