Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.9.x <= 10.9.2 fail to sanitize the team invite ID in the POST /api/v4/teams/:teamId/restore endpoint which allows an team admin with no member invite privileges to get the team’s invite id.
{
"versions": [
{
"introduced": "9.11.0"
},
{
"fixed": "9.11.18"
},
{
"introduced": "10.5.0"
},
{
"fixed": "10.5.9"
},
{
"introduced": "10.8.0"
},
{
"fixed": "10.8.4"
},
{
"introduced": "10.9.0"
},
{
"fixed": "10.9.3"
}
]
}