Untrusted Pointer Dereference in Microsoft .NET Framework - CVE-2026-105729
Published: October 13, 2026
Vulnerability identifier: #VU154350
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-105729
CWE-ID: CWE-822
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain SYSTEM privileges.
The vulnerability exists due to untrusted pointer dereference in SysInternals when dereferencing an untrusted pointer. A local user can exploit this pointer dereference to gain SYSTEM privileges.
Affected software
Microsoft .NET Framework
How to mitigate CVE-2026-105729
Install security update from vendor's website.
Microsoft .NET Framework - update to 4.04