An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "15.0.9"
},
{
"introduced": "16.0.0"
},
{
"fixed": "16.0.2"
},
{
"introduced": "0"
},
{
"last_affected": "15.0-sp1"
},
{
"introduced": "0"
},
{
"last_affected": "12.0-NA"
}
]
}