CVE-2018-12016: Gnome Epiphany

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via certain window.open and document.write calls.

Affected products

• Gnome Epiphany: up to and including 3.28.2.1

Published 2018-06-07. Last modified 2026-06-17.