Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.

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Windows Server 2012 Subscribe
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Windows Server 2016 Subscribe
Windows Server 2019 Subscribe
Windows Server 2022 Subscribe
Windows Server 2025 Subscribe
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Fixes

Solution

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Workaround

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History

Tue, 14 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 14 Apr 2026 17:30:00 +0000

Type Values Removed Values Added
Description Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Title Windows Kerberos Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2025
Microsoft windows Server 23h2
Weaknesses CWE-285
CPEs cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2025
Microsoft windows Server 23h2
References
Metrics cvssV3_1

{'score': 8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-04-14T19:28:20.933Z

Reserved: 2026-02-24T21:35:49.686Z

Link: CVE-2026-27912

cve-icon Vulnrichment

Updated: 2026-04-14T19:28:15.867Z

cve-icon NVD

Status : Received

Published: 2026-04-14T18:16:58.600

Modified: 2026-04-14T18:16:58.600

Link: CVE-2026-27912

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses