CVE-2025-59502

Published: Oct 14, 2025Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: secure@microsoft.com (Secondary)

Description

Uncontrolled resource consumption in Windows Remote Procedure Call allows an unauthorized attacker to deny service over a network.

Affected (10)

Products: Microsoft: Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows 11 22h2, Windows 11 23h2, Windows 11 24h2, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2, Windows Server 2025

10 products

Windows 10 1809

Windows 10 21h2

Windows 10 22h2

Windows 11 22h2

Windows 11 23h2

Windows 11 24h2

Windows Server 2019

Windows Server 2022

Windows Server 2022 23h2

Windows Server 2025

Configuration A

10 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1809	Before 10.0.17763.7792
Microsoft Windows 10 21h2	Before 10.0.19044.6332
Microsoft Windows 10 22h2	Before 10.0.19045.6332
Microsoft Windows 11 22h2	Before 10.0.22621.5909
Microsoft Windows 11 23h2	Before 10.0.22631.5909
Microsoft Windows 11 24h2	Before 10.0.26100.6508
Microsoft Windows Server 2019	Before 10.0.17763.7792
Microsoft Windows Server 2022	Before 10.0.20348.4106
Microsoft Windows Server 2022 23h2	Before 10.0.25398.1849
Microsoft Windows Server 2025	Before 10.0.26100.6508

Related CWEs

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59502

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.