CVE-2025-53773 is a command injection vulnerability classified under CWE-77, affecting Microsoft Visual Studio 2022 version 17.14. The vulnerability arises from improper neutralization of special elements in commands processed by GitHub Copilot and Visual Studio, enabling an attacker to execute arbitrary code on the local machine. This flaw does not require prior privileges (PR:N) but does require user interaction (UI:R), such as opening a malicious project or code snippet that triggers the injection. The vulnerability impacts confidentiality, integrity, and availability (all rated high), as arbitrary code execution can lead to data theft, system compromise, or denial of service. The CVSS v3.1 score is 7.8 (high), reflecting the ease of exploitation combined with significant impact. No public exploits have been reported yet, but the presence of GitHub Copilot integration broadens the attack surface due to its code generation and execution capabilities. The vulnerability is currently published and awaiting patch release from Microsoft. The attack vector is local, meaning attackers must have some access to the victim's machine or trick the user into executing malicious code. This vulnerability is particularly concerning for development environments where Visual Studio is used extensively, as it could lead to supply chain compromises or developer workstation takeovers.

For European organizations, this vulnerability poses a substantial risk to software development environments and potentially to the broader enterprise network if compromised developer machines are used to access sensitive systems. Successful exploitation could lead to unauthorized code execution, data leakage, or disruption of development workflows. The confidentiality of proprietary source code and intellectual property is at risk, as is the integrity of software builds. Availability could be impacted if the attacker disrupts development tools or systems. Given the prevalence of Visual Studio in European IT sectors, especially in countries with strong software industries, this vulnerability could facilitate targeted attacks against critical infrastructure, financial institutions, and technology companies. The requirement for user interaction limits remote exploitation but does not eliminate risk, as social engineering or malicious code injection into development projects could trigger the vulnerability.

1. Apply official patches from Microsoft immediately once they are released for Visual Studio 2022 version 17.14. 2. Until patches are available, restrict the use of GitHub Copilot and Visual Studio 17.14 to trusted users and environments only. 3. Educate developers and users about the risks of opening untrusted projects or code snippets, emphasizing caution with code generated or suggested by AI tools. 4. Implement endpoint detection and response (EDR) solutions to monitor for suspicious local command execution or unusual process behavior related to Visual Studio. 5. Use application whitelisting to prevent unauthorized code execution on developer machines. 6. Regularly audit and review development environment configurations to minimize exposure. 7. Consider isolating development environments in virtual machines or containers to limit the impact of potential exploitation. 8. Monitor security advisories from Microsoft and related threat intelligence sources for updates on exploit activity and patches.