CVE-2026-56197: Windows Admin Center (WAC) Remote Code Execution Vulnerability

Overview

Severity

High (CVSS 8.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Remote Code Execution

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Jul

Released

2026-07-14

Description

Improper neutralization of special elements used in a command ('command injection') in Windows Admin Center allows an authorized attacker to execute code over a network.

Affected Products (1)

Windows

• Windows Admin Center

Security Updates (1)

• Release Notes

Acknowledgments

sho odagiri with <a href="https://gmo-cybersecurity.com/">GMO Cybersecurity by Ierae inc</a>, Anonymous

Revision History

• 2026-07-14: Information published.