In RESTEasy the insecure File.createTempFile() is used in the DataSourceProvider, FileProvider and Mime4JWorkaround classes which creates temp files with insecure permissions that could be read by a local user.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "3.15.4"
},
{
"introduced": "0"
},
{
"last_affected": "4.7.7"
},
{
"introduced": "0"
},
{
"last_affected": "5.0.5"
},
{
"introduced": "0"
},
{
"last_affected": "6.2.2"
}
]
}