Product:
GitHub Copilot and Visual Studio Code
Summary
Improper neutralization of special elements used in a command allows an unauthorized attacker to bypass a security feature over a network. This vulnerability can lead to command injection, which can compromise the integrity of the affected applications. Attackers can exploit this flaw to execute unauthorized commands.
Details
| Severity | Base Score | CVE |
|---|---|---|
| MEDIUM | 6.5 | CVE-2026-21518 |
Exploitation
To exploit this vulnerability, an attacker must have network access and can leverage the command injection flaw by sending specially crafted commands to the affected applications. This requires user interaction, as the attacker must trick the user into executing the malicious command. Once executed, the attacker can manipulate the application to perform unauthorized actions.
Affected Products
- GitHub Copilot: A tool that assists developers by suggesting code snippets and functions based on context.
- Visual Studio Code: A popular code editor that supports various programming languages and extensions.
Mitigation
To mitigate this vulnerability, users should ensure that they are using the latest versions of GitHub Copilot and Visual Studio Code. Additionally, implementing strict input validation and sanitization can help prevent command injection attacks. Users should also be cautious of executing commands from untrusted sources.