What is CVE-2026-70344?

CVE-2026-70344 is a security advisory published by Microsoft Security Response Center (MSRC). Windows Installer Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-70344 cover?

CVE-2026-70344 covers the following CVE IDs: CVE-2026-70344. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-70344

Vendor

Published

August 14, 2026

Last Modified

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