Command Injection Vulnerability in Windows Admin Center by Microsoft

CVE-2026-56197

What is CVE-2026-56197?

CVE-2026-56197 is a command injection vulnerability identified in the Windows Admin Center, a management tool provided by Microsoft that allows administrators to manage Windows servers and systems through a web-based interface. This vulnerability stems from inadequate handling of special characters in command inputs, which can result in unauthorized command execution over the network by an attacker with proper access credentials. If exploited, this vulnerability could enable an attacker to run arbitrary commands on the server, thus compromising sensitive data and the integrity of systems managed by Windows Admin Center. Organizations using this tool may face severe operational disruptions and data security threats if this vulnerability is not addressed.

Potential Impact of CVE-2026-56197

1. Unauthorized Remote Code Execution: An attacker with valid access credentials could exploit this vulnerability to execute arbitrary commands remotely, leading to unauthorized access and control over critical systems.

2. Data Breach Risks: By executing commands on the affected systems, attackers may gain access to sensitive data, potentially resulting in data leaks and regulatory compliance violations, which could have legal and financial repercussions.

3. Operational Disruption: Successful exploitation could hinder the normal operations of an organization by interfering with system functionality, leading to downtime and impacting productivity and service delivery.

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