CVE-2018-4048: Gog Galaxy

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

An exploitable local privilege elevation vulnerability exists in the file system permissions of the `Temp` directory in GOG Galaxy 1.2.48.36 (Windows 64-bit Installer). An attacker can overwrite executables of the Desktop Galaxy Updater to exploit this vulnerability and execute arbitrary code with SYSTEM privileges.

Affected products

• Gog Galaxy: version 1.2.48.36 only

Published 2019-05-30. Last modified 2026-06-17.