Mattermost Apps Framework fails to verify that a secret provided in the incoming webhook request allowing an attacker to modify the contents of the post sent by the Apps.
{
"versions": [
{
"introduced": "7.8.0"
},
{
"last_affected": "7.8.4"
},
{
"introduced": "7.9.0"
},
{
"last_affected": "7.9.3"
},
{
"introduced": "0"
},
{
"last_affected": "7.10.0"
}
]
}