#VU122605 Command Injection in GitHub Copilot Plugin for JetBrains IDEs - CVE-2026-21516

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Main Vulnerability Database Vulnerabilities #VU122605

#VU122605 Command Injection in GitHub Copilot Plugin for JetBrains IDEs - CVE-2026-21516

Published: February 10, 2026


Vulnerability identifier: #VU122605
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-21516
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
GitHub Copilot Plugin for JetBrains IDEs
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the system.

The vulnerability exists due to insufficient input validation in GitHub Copilot for Jetbrains. A remote attacker can pass specially crafted data to the application and execute arbitrary commands.


Remediation

Install updates from vendor's website.

External links