CVE-2026-105732: SysInternals Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.3)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Oct

Released

2026-10-13

Description

Stack-based buffer overflow in SysInternals allows an authorized attacker to elevate privileges locally.

FAQ

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain the privileges of the user account or service account running the affected process.

Affected Products (1)

Developer Tools

• Sysinternals Suite

Security Updates (1)

• Security Update

Acknowledgments

Syed Zainudeen

Revision History

• 2026-10-13: Information published.