Mattermost fails to check the "invite_guest" permission when inviting guests of other teams to a team, allowing a member with permissions to add other members but not to add guests to add a guest to a team as long as the guest was already a guest in another team of the server
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "8.1.9"
},
{
"introduced": "9.2.0"
},
{
"fixed": "9.2.5"
},
{
"introduced": "9.3.0"
},
{
"fixed": "9.3.1"
},
{
"introduced": "9.4.0"
},
{
"fixed": "9.4.2"
}
]
}