CVE-2021-20728

Published: Jun 9, 2021Modified: Jun 17, 2026

5.3

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Exploitability: 3.9 / Impact: 1.4

Source: NVD

Description

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 (2)

Products: Nttr: Goo Blog

Nttr

1 product

Goo Blog

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Nttr Goo Blog	Up to 1.2.25
Nttr Goo Blog	Up to 1.3.3

References (4)

https://blog.goo.ne.jp/staffblog/e/d84a6b220222462094728301782885db

Source: vultures@jpcert.or.jp

Vendor Advisory

https://jvn.jp/en/jp/JVN91691168/index.html

Source: vultures@jpcert.or.jp

Third Party Advisory

https://blog.goo.ne.jp/staffblog/e/d84a6b220222462094728301782885db

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://jvn.jp/en/jp/JVN91691168/index.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.