Windows Installer Elevation of Privilege Vulnerability
Improper handling of insufficient permissions or privileges in Windows Installer allows an authorized attacker to elevate privileges locally.
MSRC compact vulnerability detail
CVE-2026-27910 · Windows Installer Elevation of Privilege Vulnerability
Improper handling of insufficient permissions or privileges in Windows Installer allows an authorized attacker to elevate privileges locally.
Signals
Windows Installer
Elevation of Privilege
Exploited: No
Publicly disclosed: No
Exploitability: Exploitation Less Likely
CWE
Patch Diff
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Resolved binary override
Use this when the MSRC module name cannot be mapped automatically or the resolved binary looks wrong.
Description
Improper handling of insufficient permissions or privileges in Windows Installer allows an authorized attacker to elevate privileges locally.
FAQ / Articles
FAQ
What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.