CVE-2025-59502

Remote Procedure Call Denial of Service Vulnerability

State: Published
Severity: 7.5 High
Published: Oct 14, 2025
Updated: Feb 22, 2026
Reserved: Sep 17, 2025

Description

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

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.7792Affected
Windows 10 Version 21H2Microsoft	10.0.19044.0 to before 10.0.19044.6332Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19044.6332Affected
Windows 11 version 22H2Microsoft	10.0.22621.0 to before 10.0.22631.5909Affected
Windows 11 version 22H3Microsoft	10.0.22631.0 to before 10.0.22631.5909Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.5909Affected
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.6584Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.7792Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.7792Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.4171Affected
Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft	10.0.25398.0 to before 10.0.25398.1849Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.6584Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.6584Affected

References

Remote Procedure Call Denial of Service Vulnerabilityvendor-advisorypatch

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