CVE-2025-26647

Improper input validation in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26647	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_server_2008:-:sp2:::::x64:*
	cpe:2.3:o:microsoft:windows_server_2008:-:sp2:::::x86:*
	cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64:*
	cpe:2.3:o:microsoft:windows_server_2012:-:::::::*
	cpe:2.3:o:microsoft:windows_server_2012:r2:::::::*
	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_2022_23h2::::::::
	cpe:2.3:o:microsoft:windows_server_2025::::::::

History

No history.

Information

Published : 2025-04-08 18:15

Updated : 2025-07-10 15:57

NVD link : CVE-2025-26647

Mitre link : CVE-2025-26647

CVE.ORG link : CVE-2025-26647

JSON object : View

Products Affected

microsoft

windows_server_2019
windows_server_2022
windows_server_2008
windows_server_2016
windows_server_2022_23h2
windows_server_2025
windows_server_2012

CWE

CWE-20

Improper Input Validation

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