CVE-2026-65672

Remote Access API Elevation of Privilege Vulnerability

State: Published
Severity: 7.8 High
Published: Aug 11, 2026
Updated: Oct 30, 2026
Reserved: Jul 22, 2026

Description

Heap-based buffer overflow in Windows Remote Access API allows an authorized attacker to elevate privileges locally.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
Windows 11 version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7517Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7517Affected
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.9168Affected
Windows 11 Version 25H2Microsoft	10.0.26200.0 to before 10.0.26200.9168Affected
Windows 11 version 26H1Microsoft	10.0.28000.0 to before 10.0.28000.2704Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.5499Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.33296Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.33296Affected

References

Remote Access API Elevation of Privilege Vulnerabilityvendor-advisorypatch

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