High severity · published Oct 13, 2026
CVE-2026-105732
SysInternals Elevation of Privilege Vulnerability
7.3
CVSS
0.5%
EPSS
No
On KEV
Description
Stack-based buffer overflow in SysInternals allows an authorized attacker to elevate privileges locally.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
Sysinternals Suite · Microsoft
3.0.0 before 1.03 · source: vendor