Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to properly enforce permissions which allows a user with systems manager role with read-only access to teams to perform write operations on teams.
{
"versions": [
{
"introduced": "9.5.0"
},
{
"fixed": "9.5.8"
},
{
"introduced": "9.8.0"
},
{
"fixed": "9.8.3"
},
{
"introduced": "9.9.0"
},
{
"fixed": "9.9.2"
},
{
"introduced": "0"
},
{
"last_affected": "9.10.0"
}
]
}