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Description

Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

PUBLISHED Reserved 2026-02-11 | Published 2026-02-17 | Updated 2026-02-17 | Assigner microsoft




HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-287: Improper Authentication

Product status

1809.0 (custom) before 2.6.4
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26119 (Windows Admin Center Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-26119)

nvd.nist.gov (CVE-2026-26119)

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