Integer overflow in Windows and Windows Server - CVE-2026-50310
Published: July 17, 2026
Vulnerability identifier: #VU138014
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-50310
CWE-ID: CWE-190
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to integer overflow or wraparound in Windows Devices Human Interface when processing crafted input locally. A local user can trigger the flaw to disclose sensitive information.
Successful exploitation requires additional actions to prepare the target environment and may disclose kernel memory addresses.
How to mitigate CVE-2026-50310
Install security update from vendor's website.