MSRC-CVE-2026-105732 — SysInternals Elevation of Privilege Vulnerability

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

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.

Security updates
1.03 — https://learn.microsoft.com/en-us/sysinternals/downloads/pipelist

Vulnerabilities 1

High 7.3

CVE-2026-105732

SysInternals Elevation of Privilege Vulnerability

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

Microsoft Sysinternals Suite

Oct 13, 2026

Revision history

2026-10-13 #1
Information published.

References

CVE-2026-105732 SysInternals Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105732
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss