Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

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Windows Server 2012 Subscribe
Windows Server 2012 R2 Subscribe
Windows Server 2012 R2 Subscribe
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Windows Server 2019 Subscribe
Windows Server 2022 Subscribe
Windows Server 2022 23h2 Subscribe
Windows Server 2025 Subscribe
Windows Server 23h2 Subscribe
Advisories
Source ID Title
EUVD EUVD EUVD-2025-20620 Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 13 Feb 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft windows Server 2012 R2
Microsoft windows Server 23h2
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_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows Server 2012 R2
Microsoft windows Server 23h2

Fri, 13 Feb 2026 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft windows Server 2025
CPEs 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:*:*:*:*:*:*:*:*
Vendors & Products Microsoft windows Server 2025

Wed, 23 Jul 2025 17:45:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft server
Microsoft windows
Microsoft windows Server
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2
Vendors & Products Microsoft
Microsoft server
Microsoft windows
Microsoft windows Server
Microsoft windows Server 2012
Microsoft windows Server 2012 R2
Microsoft windows Server 2016
Microsoft windows Server 2019
Microsoft windows Server 2022
Microsoft windows Server 2022 23h2

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00145}

epss

{'score': 0.00107}


Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00152}

epss

{'score': 0.00145}


Fri, 11 Jul 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 08 Jul 2025 17:15:00 +0000

Type Values Removed Values Added
Description Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.
Title Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-02-13T19:07:00.391Z

Reserved: 2025-06-09T21:23:11.524Z

Link: CVE-2025-49735

cve-icon Vulnrichment

Updated: 2025-07-11T13:24:50.458Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-08T17:16:02.270

Modified: 2026-02-13T14:34:19.893

Link: CVE-2025-49735

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-23T17:36:11Z

Weaknesses