CVE-2026-27912
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Published Apr 14, 2026 · updated Jun 17, 2026 · microsoft windows server 2012
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Apr 14, 2026 · NIST NVD
Detected
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Jun 17, 2026 · NIST NVD
Updated
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
Affected
- cpe microsoft/windows server 2012version unspecified
- cpe microsoft/windows server 2012r2
- cpe microsoft/windows server 2016version unspecified
- cpe microsoft/windows server 2019version unspecified
- cpe microsoft/windows server 2022version unspecified
- cpe microsoft/windows server 2022 23h2version unspecified
- cpe microsoft/windows server 2025version unspecified
Sources
- CVE.orgVulnerability recordCVE-2026-27912
Official CVE identifier
cve.org - NIST NVDVulnerability recordCVE-2026-27912
Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network.
nvd.nist.gov