CVE-2026-21516 (GCVE-0-2026-21516)

Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-02-17 22:55
VLAI?
Title
GitHub Copilot for Jetbrains Remote Code Execution Vulnerability
Summary
Improper neutralization of special elements used in a command ('command injection') in Github Copilot allows an unauthorized attacker to execute code over a network.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE
  • CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
Impacted products
Vendor Product Version
Microsoft GitHub Copilot Plugin for JetBrains IDEs Affected: 1.0.0 , < 1.5.63 (custom)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.