CVE-2021-20728: Nttr Goo Blog

Medium severity, CVSS 5.3. EPSS: 1% chance of exploitation in the next 30 days.

Improper access control vulnerability in goo blog App for Android ver.1.2.25 and earlier and for iOS ver.1.3.3 and earlier allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.

Affected products

• Nttr Goo Blog: up to and including 1.2.25; up to and including 1.3.3

Published 2021-06-09. Last modified 2026-06-17.