CVE-2021-20874

Incorrect permission assignment for critical resource vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to access arbitrary files on the server and obtain sensitive information via unspecified vectors.

Date published : 2021-12-24

https://groupsession.jp/info/info-news/security20211220

https://jvn.jp/en/jp/JVN79798166/index.html