CVE-2020-9753: Naver Whale Browser Installer

Critical severity, CVSS 9.1. EPSS: 1.1% chance of exploitation in the next 30 days.

Whale Browser Installer before 1.2.0.5 versions don't support signature verification for Flash installer.

Affected products

• Naver Whale Browser Installer: before 2.6.88.19 (fixed in 2.6.88.19)

Published 2020-05-20. Last modified 2026-06-17.