What is CVE-2026-56197?

CVE-2026-56197 is a high-severity vulnerability in Microsoft Windows Admin Center, classified under Command Injection. CVSS score: 8.8/10. Published 2026-07-14.

How severe is CVE-2026-56197?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Microsoft Windows Admin Center

CVE-2026-56197

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.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Windows Admin Center — versions 1809.0

Weakness classification (CWE)

CWE-77 — Command Injection

References

secure@microsoft.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-56197?: CVE-2026-56197 is a high-severity vulnerability in Microsoft Windows Admin Center, classified under Command Injection. CVSS score: 8.8/10. Published 2026-07-14.
How severe is CVE-2026-56197?: High severity. CVSS v3 base score is 8.8 out of 10.