BaseFortify

Publication date: 2025-10-14

Last updated on: 2025-11-12

Assigner: Microsoft Corporation

Description

Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-10-14

Last Modified

2025-11-12

Generated

2026-09-27

AI Q&A

2025-10-14

EPSS Evaluated

2026-09-26

NVD

CVE-2025-59287

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_server_2012	*
microsoft	windows_server_2012	r2
microsoft	windows_server_2016	to 10.0.14393.8524 (exc)
microsoft	windows_server_2019	to 10.0.17763.7922 (exc)
microsoft	windows_server_2022	to 10.0.20348.4297 (exc)
microsoft	windows_server_2022_23h2	to 10.0.25398.1916 (exc)
microsoft	windows_server_2025	to 10.0.26100.6905 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

Executive Summary

This vulnerability involves the deserialization of untrusted data in Windows Server Update Service, which allows an unauthorized attacker to execute code remotely over a network.

Impact Analysis

An attacker exploiting this vulnerability can execute arbitrary code on the affected system remotely without any privileges or user interaction, potentially leading to full system compromise including confidentiality, integrity, and availability impacts.

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